Update to latest Burn headers.

20 files changed, 40 insertions, 464 deletions

diff --git a/src/WixToolset.Mba.Core/BootstrapperApplication.cs b/src/WixToolset.Mba.Core/BootstrapperApplication.cs
index 759e76b1..9f4f6330 100644
--- a/src/WixToolset.Mba.Core/BootstrapperApplication.cs
+++ b/src/WixToolset.Mba.Core/BootstrapperApplication.cs
@@ -63,9 +63,6 @@ namespace WixToolset.Mba.Core
 
         /// <inheritdoc/>
         public event EventHandler<DetectPackageBeginEventArgs> DetectPackageBegin;
-
-        /// <inheritdoc/>
-        public event EventHandler<DetectCompatibleMsiPackageEventArgs> DetectCompatibleMsiPackage;
         
         /// <inheritdoc/>
         public event EventHandler<DetectRelatedMsiPackageEventArgs> DetectRelatedMsiPackage;
@@ -92,12 +89,6 @@ namespace WixToolset.Mba.Core
         public event EventHandler<PlanPackageBeginEventArgs> PlanPackageBegin;
 
         /// <inheritdoc/>
-        public event EventHandler<PlanCompatibleMsiPackageBeginEventArgs> PlanCompatibleMsiPackageBegin;
-
-        /// <inheritdoc/>
-        public event EventHandler<PlanCompatibleMsiPackageCompleteEventArgs> PlanCompatibleMsiPackageComplete;
-
-        /// <inheritdoc/>
         public event EventHandler<PlanTargetMsiPackageEventArgs> PlanTargetMsiPackage;
 
         /// <inheritdoc/>
@@ -388,19 +379,6 @@ namespace WixToolset.Mba.Core
         }
 
         /// <summary>
-        /// Called by the engine, raises the <see cref="DetectCompatibleMsiPackage"/> event.
-        /// </summary>
-        /// <param name="args">Additional arguments for this event.</param>
-        protected virtual void OnDetectCompatibleMsiPackage(DetectCompatibleMsiPackageEventArgs args)
-        {
-            EventHandler<DetectCompatibleMsiPackageEventArgs> handler = this.DetectCompatibleMsiPackage;
-            if (null != handler)
-            {
-                handler(this, args);
-            }
-        }
-
-        /// <summary>
         /// Called by the engine, raises the <see cref="DetectRelatedMsiPackage"/> event.
         /// </summary>
         /// <param name="args">Additional arguments for this event.</param>
@@ -505,32 +483,6 @@ namespace WixToolset.Mba.Core
         }
 
         /// <summary>
-        /// Called by the engine, raises the <see cref="PlanCompatibleMsiPackageBegin"/> event.
-        /// </summary>
-        /// <param name="args">Additional arguments for this event.</param>
-        protected virtual void OnPlanCompatibleMsiPackageBegin(PlanCompatibleMsiPackageBeginEventArgs args)
-        {
-            EventHandler<PlanCompatibleMsiPackageBeginEventArgs> handler = this.PlanCompatibleMsiPackageBegin;
-            if (null != handler)
-            {
-                handler(this, args);
-            }
-        }
-
-        /// <summary>
-        /// Called by the engine, raises the <see cref="PlanCompatibleMsiPackageComplete"/> event.
-        /// </summary>
-        /// <param name="args">Additional arguments for this event.</param>
-        protected virtual void OnPlanCompatibleMsiPackageComplete(PlanCompatibleMsiPackageCompleteEventArgs args)
-        {
-            EventHandler<PlanCompatibleMsiPackageCompleteEventArgs> handler = this.PlanCompatibleMsiPackageComplete;
-            if (null != handler)
-            {
-                handler(this, args);
-            }
-        }
-
-        /// <summary>
         /// Called by the engine, raises the <see cref="PlanTargetMsiPackage"/> event.
         /// </summary>
         /// <param name="args">Additional arguments for this event.</param>
@@ -1209,15 +1161,6 @@ namespace WixToolset.Mba.Core
             return args.HResult;
         }
 
-        int IBootstrapperApplication.OnDetectCompatibleMsiPackage(string wzPackageId, string wzCompatiblePackageId, string wzCompatiblePackageVersion, ref bool fCancel)
-        {
-            DetectCompatibleMsiPackageEventArgs args = new DetectCompatibleMsiPackageEventArgs(wzPackageId, wzCompatiblePackageId, wzCompatiblePackageVersion, fCancel);
-            this.OnDetectCompatibleMsiPackage(args);
-
-            fCancel = args.Cancel;
-            return args.HResult;
-        }
-
         int IBootstrapperApplication.OnDetectRelatedMsiPackage(string wzPackageId, string wzUpgradeCode, string wzProductCode, bool fPerMachine, string wzVersion, RelatedOperation operation, ref bool fCancel)
         {
             DetectRelatedMsiPackageEventArgs args = new DetectRelatedMsiPackageEventArgs(wzPackageId, wzUpgradeCode, wzProductCode, fPerMachine, wzVersion, operation, fCancel);
@@ -1253,9 +1196,9 @@ namespace WixToolset.Mba.Core
             return args.HResult;
         }
 
-        int IBootstrapperApplication.OnDetectComplete(int hrStatus)
+        int IBootstrapperApplication.OnDetectComplete(int hrStatus, bool fEligibleForCleanup)
         {
-            DetectCompleteEventArgs args = new DetectCompleteEventArgs(hrStatus);
+            DetectCompleteEventArgs args = new DetectCompleteEventArgs(hrStatus, fEligibleForCleanup);
             this.OnDetectComplete(args);
 
             return args.HResult;
@@ -1290,24 +1233,6 @@ namespace WixToolset.Mba.Core
             return args.HResult;
         }
 
-        int IBootstrapperApplication.OnPlanCompatibleMsiPackageBegin(string wzPackageId, string wzCompatiblePackageId, string wzCompatiblePackageVersion, RequestState recommendedState, ref RequestState pRequestedState, ref bool fCancel)
-        {
-            PlanCompatibleMsiPackageBeginEventArgs args = new PlanCompatibleMsiPackageBeginEventArgs(wzPackageId, wzCompatiblePackageId, wzCompatiblePackageVersion, recommendedState, pRequestedState, fCancel);
-            this.OnPlanCompatibleMsiPackageBegin(args);
-
-            pRequestedState = args.State;
-            fCancel = args.Cancel;
-            return args.HResult;
-        }
-
-        int IBootstrapperApplication.OnPlanCompatibleMsiPackageComplete(string wzPackageId, string wzCompatiblePackageId, int hrStatus, PackageState state, RequestState requested, ActionState execute, ActionState rollback)
-        {
-            PlanCompatibleMsiPackageCompleteEventArgs args = new PlanCompatibleMsiPackageCompleteEventArgs(wzPackageId, wzCompatiblePackageId, hrStatus, state, requested, execute, rollback);
-            this.OnPlanCompatibleMsiPackageComplete(args);
-
-            return args.HResult;
-        }
-
         int IBootstrapperApplication.OnPlanTargetMsiPackage(string wzPackageId, string wzProductCode, RequestState recommendedState, ref RequestState pRequestedState, ref bool fCancel)
         {
             PlanTargetMsiPackageEventArgs args = new PlanTargetMsiPackageEventArgs(wzPackageId, wzProductCode, recommendedState, pRequestedState, fCancel);
diff --git a/src/WixToolset.Mba.Core/EventArgs.cs b/src/WixToolset.Mba.Core/EventArgs.cs
index 4e59fd6f..2f21b50e 100644
--- a/src/WixToolset.Mba.Core/EventArgs.cs
+++ b/src/WixToolset.Mba.Core/EventArgs.cs
@@ -489,43 +489,6 @@ namespace WixToolset.Mba.Core
     }
 
     /// <summary>
-    /// Additional arguments used when a package was not found but a newer package using the same provider key was.
-    /// </summary>
-    [Serializable]
-    public class DetectCompatibleMsiPackageEventArgs : CancellableHResultEventArgs
-    {
-        /// <summary>
-        /// Creates a new instance of the <see cref="DetectCompatibleMsiPackageEventArgs"/> class.
-        /// </summary>
-        /// <param name="packageId">The identity of the package that was not detected.</param>
-        /// <param name="compatiblePackageId">The identity of the compatible package that was detected.</param>
-        /// <param name="compatiblePackageVersion">The version of the compatible package that was detected.</param>
-        /// <param name="cancelRecommendation">The recommendation from the engine.</param>
-        public DetectCompatibleMsiPackageEventArgs(string packageId, string compatiblePackageId, string compatiblePackageVersion, bool cancelRecommendation)
-            : base(cancelRecommendation)
-        {
-            this.PackageId = packageId;
-            this.CompatiblePackageId = compatiblePackageId;
-            this.CompatiblePackageVersion = compatiblePackageVersion;
-        }
-
-        /// <summary>
-        /// Gets the identity of the package that was not detected.
-        /// </summary>
-        public string PackageId { get; private set; }
-
-        /// <summary>
-        /// Gets the identity of the compatible package that was detected.
-        /// </summary>
-        public string CompatiblePackageId { get; private set; }
-
-        /// <summary>
-        /// Gets the version of the compatible package that was detected.
-        /// </summary>
-        public string CompatiblePackageVersion { get; private set; }
-    }
-
-    /// <summary>
     /// Additional arguments used when a related MSI package has been detected for a package.
     /// </summary>
     [Serializable]
@@ -695,10 +658,17 @@ namespace WixToolset.Mba.Core
         /// Creates a new instance of the <see cref="DetectCompleteEventArgs"/> class.
         /// </summary>
         /// <param name="hrStatus">The return code of the operation.</param>
-        public DetectCompleteEventArgs(int hrStatus)
+        /// <param name="eligibleForCleanup"></param>
+        public DetectCompleteEventArgs(int hrStatus, bool eligibleForCleanup)
             : base(hrStatus)
         {
+            this.EligibleForCleanup = eligibleForCleanup;
         }
+
+        /// <summary>
+        /// Indicates whether the engine will uninstall the bundle if shutdown without running Apply.
+        /// </summary>
+        public bool EligibleForCleanup { get; private set; }
     }
 
     /// <summary>
@@ -799,115 +769,6 @@ namespace WixToolset.Mba.Core
     }
 
     /// <summary>
-    /// Additional arguments used when the engine is about to plan a newer package using the same provider key.
-    /// </summary>
-    [Serializable]
-    public class PlanCompatibleMsiPackageBeginEventArgs : CancellableHResultEventArgs
-    {
-        /// <summary>
-        /// Creates a new instance of the <see cref="PlanCompatibleMsiPackageBeginEventArgs"/> class.
-        /// </summary>
-        /// <param name="packageId">The identity of the package that was not detected.</param>
-        /// <param name="compatiblePackageId">The identity of the compatible package that was detected.</param>
-        /// <param name="compatiblePackageVersion">The version of the compatible package that was detected.</param>
-        /// <param name="recommendedState">The recommended request state for the compatible package.</param>
-        /// <param name="state">The requested state for the compatible package.</param>
-        /// <param name="cancelRecommendation">The recommendation from the engine.</param>
-        public PlanCompatibleMsiPackageBeginEventArgs(string packageId, string compatiblePackageId, string compatiblePackageVersion, RequestState recommendedState, RequestState state, bool cancelRecommendation)
-            : base(cancelRecommendation)
-        {
-            this.PackageId = packageId;
-            this.CompatiblePackageId = compatiblePackageId;
-            this.CompatiblePackageVersion = compatiblePackageVersion;
-            this.RecommendedState = recommendedState;
-            this.State = state;
-        }
-
-        /// <summary>
-        /// Gets the identity of the package that was not detected.
-        /// </summary>
-        public string PackageId { get; private set; }
-
-        /// <summary>
-        /// Gets the identity of the compatible package detected.
-        /// </summary>
-        public string CompatiblePackageId { get; private set; }
-
-        /// <summary>
-        /// Gets the version of the compatible package detected.
-        /// </summary>
-        public string CompatiblePackageVersion { get; private set; }
-
-        /// <summary>
-        /// Gets the recommended state to use for the compatible package for planning.
-        /// </summary>
-        public RequestState RecommendedState { get; private set; }
-
-        /// <summary>
-        /// Gets or sets the state to use for the compatible package for planning.
-        /// </summary>
-        public RequestState State { get; set; }
-    }
-
-    /// <summary>
-    /// Additional arguments used when the engine has completed planning the installation of a specific package.
-    /// </summary>
-    [Serializable]
-    public class PlanCompatibleMsiPackageCompleteEventArgs : StatusEventArgs
-    {
-        /// <summary>
-        /// Creates a new instance of the <see cref="PlanCompatibleMsiPackageCompleteEventArgs"/> class.
-        /// </summary>
-        /// <param name="packageId">The identity of the package planned for.</param>
-        /// <param name="compatiblePackageId">The identity of the compatible package that was detected.</param>
-        /// <param name="hrStatus">The return code of the operation.</param>
-        /// <param name="state">The current state of the package.</param>
-        /// <param name="requested">The requested state for the package</param>
-        /// <param name="execute">The execution action to take.</param>
-        /// <param name="rollback">The rollback action to take.</param>
-        public PlanCompatibleMsiPackageCompleteEventArgs(string packageId, string compatiblePackageId, int hrStatus, PackageState state, RequestState requested, ActionState execute, ActionState rollback)
-            : base(hrStatus)
-        {
-            this.PackageId = packageId;
-            this.CompatiblePackageId = compatiblePackageId;
-            this.State = state;
-            this.Requested = requested;
-            this.Execute = execute;
-            this.Rollback = rollback;
-        }
-
-        /// <summary>
-        /// Gets the identity of the package planned for.
-        /// </summary>
-        public string PackageId { get; private set; }
-
-        /// <summary>
-        /// Gets the identity of the compatible package detected.
-        /// </summary>
-        public string CompatiblePackageId { get; private set; }
-
-        /// <summary>
-        /// Gets the current state of the package.
-        /// </summary>
-        public PackageState State { get; private set; }
-
-        /// <summary>
-        /// Gets the requested state for the package.
-        /// </summary>
-        public RequestState Requested { get; private set; }
-
-        /// <summary>
-        /// Gets the execution action to take.
-        /// </summary>
-        public ActionState Execute { get; private set; }
-
-        /// <summary>
-        /// Gets the rollback action to take.
-        /// </summary>
-        public ActionState Rollback { get; private set; }
-    }
-
-    /// <summary>
     /// Additional arguments used when engine is about to plan a MSP applied to a target MSI package.
     /// </summary>
     [Serializable]
diff --git a/src/WixToolset.Mba.Core/IBootstrapperApplication.cs b/src/WixToolset.Mba.Core/IBootstrapperApplication.cs
index 3c62370a..c1a32ed4 100644
--- a/src/WixToolset.Mba.Core/IBootstrapperApplication.cs
+++ b/src/WixToolset.Mba.Core/IBootstrapperApplication.cs
@@ -171,23 +171,6 @@ namespace WixToolset.Mba.Core
             );
 
         /// <summary>
-        /// See <see cref="IDefaultBootstrapperApplication.DetectCompatibleMsiPackage"/>.
-        /// </summary>
-        /// <param name="wzPackageId"></param>
-        /// <param name="wzCompatiblePackageId"></param>
-        /// <param name="wzCompatiblePackageVersion"></param>
-        /// <param name="fCancel"></param>
-        /// <returns></returns>
-        [PreserveSig]
-        [return: MarshalAs(UnmanagedType.I4)]
-        int OnDetectCompatibleMsiPackage(
-            [MarshalAs(UnmanagedType.LPWStr)] string wzPackageId,
-            [MarshalAs(UnmanagedType.LPWStr)] string wzCompatiblePackageId,
-            [MarshalAs(UnmanagedType.LPWStr)] string wzCompatiblePackageVersion,
-            [MarshalAs(UnmanagedType.Bool)] ref bool fCancel
-            );
-
-        /// <summary>
         /// See <see cref="IDefaultBootstrapperApplication.DetectRelatedMsiPackage"/>.
         /// </summary>
         /// <param name="wzPackageId"></param>
@@ -263,11 +246,13 @@ namespace WixToolset.Mba.Core
         /// See <see cref="IDefaultBootstrapperApplication.DetectComplete"/>.
         /// </summary>
         /// <param name="hrStatus"></param>
+        /// <param name="fEligibleForCleanup"></param>
         /// <returns></returns>
         [PreserveSig]
         [return: MarshalAs(UnmanagedType.I4)]
         int OnDetectComplete(
-            int hrStatus
+            int hrStatus,
+            [MarshalAs(UnmanagedType.Bool)] bool fEligibleForCleanup
             );
 
         /// <summary>
@@ -318,50 +303,6 @@ namespace WixToolset.Mba.Core
             );
 
         /// <summary>
-        /// See <see cref="IDefaultBootstrapperApplication.PlanCompatibleMsiPackageBegin"/>.
-        /// </summary>
-        /// <param name="wzPackageId"></param>
-        /// <param name="wzCompatiblePackageId"></param>
-        /// <param name="wzCompatiblePackageVersion"></param>
-        /// <param name="recommendedState"></param>
-        /// <param name="pRequestedState"></param>
-        /// <param name="fCancel"></param>
-        /// <returns></returns>
-        [PreserveSig]
-        [return: MarshalAs(UnmanagedType.I4)]
-        int OnPlanCompatibleMsiPackageBegin(
-            [MarshalAs(UnmanagedType.LPWStr)] string wzPackageId,
-            [MarshalAs(UnmanagedType.LPWStr)] string wzCompatiblePackageId,
-            [MarshalAs(UnmanagedType.LPWStr)] string wzCompatiblePackageVersion,
-            [MarshalAs(UnmanagedType.U4)] RequestState recommendedState,
-            [MarshalAs(UnmanagedType.U4)] ref RequestState pRequestedState,
-            [MarshalAs(UnmanagedType.Bool)] ref bool fCancel
-            );
-
-        /// <summary>
-        /// See <see cref="IDefaultBootstrapperApplication.PlanCompatibleMsiPackageComplete"/>.
-        /// </summary>
-        /// <param name="wzPackageId"></param>
-        /// <param name="wzCompatiblePackageId"></param>
-        /// <param name="hrStatus"></param>
-        /// <param name="state"></param>
-        /// <param name="requested"></param>
-        /// <param name="execute"></param>
-        /// <param name="rollback"></param>
-        /// <returns></returns>
-        [PreserveSig]
-        [return: MarshalAs(UnmanagedType.I4)]
-        int OnPlanCompatibleMsiPackageComplete(
-            [MarshalAs(UnmanagedType.LPWStr)] string wzPackageId,
-            [MarshalAs(UnmanagedType.LPWStr)] string wzCompatiblePackageId,
-            int hrStatus,
-            [MarshalAs(UnmanagedType.U4)] PackageState state,
-            [MarshalAs(UnmanagedType.U4)] RequestState requested,
-            [MarshalAs(UnmanagedType.U4)] ActionState execute,
-            [MarshalAs(UnmanagedType.U4)] ActionState rollback
-            );
-
-        /// <summary>
         /// See <see cref="IDefaultBootstrapperApplication.PlanTargetMsiPackage"/>.
         /// </summary>
         /// <param name="wzPackageId"></param>
@@ -1697,6 +1638,11 @@ namespace WixToolset.Mba.Core
         /// Typically used to switch from a native bootstrapper application to a managed one.
         /// </summary>
         ReloadBootstrapper,
+
+        /// <summary>
+        /// Opts out of the engine behavior of trying to uninstall itself when no non-permanent packages are installed.
+        /// </summary>
+        SkipCleanup,
     }
 
     /// <summary>
diff --git a/src/WixToolset.Mba.Core/IDefaultBootstrapperApplication.cs b/src/WixToolset.Mba.Core/IDefaultBootstrapperApplication.cs
index b7e4759c..9970dc3e 100644
--- a/src/WixToolset.Mba.Core/IDefaultBootstrapperApplication.cs
+++ b/src/WixToolset.Mba.Core/IDefaultBootstrapperApplication.cs
@@ -90,11 +90,6 @@ namespace WixToolset.Mba.Core
         event EventHandler<DetectBeginEventArgs> DetectBegin;
 
         /// <summary>
-        /// Fired when a package was not detected but a package using the same provider key was.
-        /// </summary>
-        event EventHandler<DetectCompatibleMsiPackageEventArgs> DetectCompatibleMsiPackage;
-
-        /// <summary>
         /// Fired when the detection phase has completed.
         /// </summary>
         event EventHandler<DetectCompleteEventArgs> DetectComplete;
@@ -230,16 +225,6 @@ namespace WixToolset.Mba.Core
         event EventHandler<PlanBeginEventArgs> PlanBegin;
 
         /// <summary>
-        /// Fired when the engine plans a new, compatible package using the same provider key.
-        /// </summary>
-        event EventHandler<PlanCompatibleMsiPackageBeginEventArgs> PlanCompatibleMsiPackageBegin;
-
-        /// <summary>
-        /// Fired when the engine has completed planning the installation of a specific package.
-        /// </summary>
-        event EventHandler<PlanCompatibleMsiPackageCompleteEventArgs> PlanCompatibleMsiPackageComplete;
-
-        /// <summary>
         /// Fired when the engine has completed planning the installation.
         /// </summary>
         event EventHandler<PlanCompleteEventArgs> PlanComplete;
diff --git a/src/balutil/balutil.vcxproj b/src/balutil/balutil.vcxproj
index 2a6f4053..702a25c0 100644
--- a/src/balutil/balutil.vcxproj
+++ b/src/balutil/balutil.vcxproj
@@ -2,7 +2,7 @@
 <!-- Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information. -->
 
 <Project DefaultTargets="Build" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="..\..\packages\WixToolset.BootstrapperCore.Native.4.0.64\build\WixToolset.BootstrapperCore.Native.props" Condition="Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.64\build\WixToolset.BootstrapperCore.Native.props')" />
+  <Import Project="..\..\packages\WixToolset.BootstrapperCore.Native.4.0.75\build\WixToolset.BootstrapperCore.Native.props" Condition="Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.75\build\WixToolset.BootstrapperCore.Native.props')" />
   <Import Project="..\..\packages\WixToolset.DUtil.4.0.59\build\WixToolset.DUtil.props" Condition="Exists('..\..\packages\WixToolset.DUtil.4.0.59\build\WixToolset.DUtil.props')" />
 
   <ItemGroup Label="ProjectConfigurations">
@@ -98,7 +98,7 @@
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.64\build\WixToolset.BootstrapperCore.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.BootstrapperCore.Native.4.0.64\build\WixToolset.BootstrapperCore.Native.props'))" />
+    <Error Condition="!Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.75\build\WixToolset.BootstrapperCore.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.BootstrapperCore.Native.4.0.75\build\WixToolset.BootstrapperCore.Native.props'))" />
     <Error Condition="!Exists('..\..\packages\WixToolset.DUtil.4.0.59\build\WixToolset.DUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.DUtil.4.0.59\build\WixToolset.DUtil.props'))" />
     <Error Condition="!Exists('..\..\packages\Nerdbank.GitVersioning.3.3.37\build\Nerdbank.GitVersioning.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Nerdbank.GitVersioning.3.3.37\build\Nerdbank.GitVersioning.targets'))" />
   </Target>
diff --git a/src/balutil/inc/BAFunctions.h b/src/balutil/inc/BAFunctions.h
index a95b7a03..eb6d96d8 100644
--- a/src/balutil/inc/BAFunctions.h
+++ b/src/balutil/inc/BAFunctions.h
@@ -22,15 +22,12 @@ enum BA_FUNCTIONS_MESSAGE
     BA_FUNCTIONS_MESSAGE_ONDETECTUPDATECOMPLETE = BOOTSTRAPPER_APPLICATION_MESSAGE_ONDETECTUPDATECOMPLETE,
     BA_FUNCTIONS_MESSAGE_ONDETECTRELATEDBUNDLE = BOOTSTRAPPER_APPLICATION_MESSAGE_ONDETECTRELATEDBUNDLE,
     BA_FUNCTIONS_MESSAGE_ONDETECTPACKAGEBEGIN = BOOTSTRAPPER_APPLICATION_MESSAGE_ONDETECTPACKAGEBEGIN,
-    BA_FUNCTIONS_MESSAGE_ONDETECTCOMPATIBLEMSIPACKAGE = BOOTSTRAPPER_APPLICATION_MESSAGE_ONDETECTCOMPATIBLEMSIPACKAGE,
     BA_FUNCTIONS_MESSAGE_ONDETECTRELATEDMSIPACKAGE = BOOTSTRAPPER_APPLICATION_MESSAGE_ONDETECTRELATEDMSIPACKAGE,
     BA_FUNCTIONS_MESSAGE_ONDETECTTARGETMSIPACKAGE = BOOTSTRAPPER_APPLICATION_MESSAGE_ONDETECTTARGETMSIPACKAGE,
     BA_FUNCTIONS_MESSAGE_ONDETECTMSIFEATURE = BOOTSTRAPPER_APPLICATION_MESSAGE_ONDETECTMSIFEATURE,
     BA_FUNCTIONS_MESSAGE_ONDETECTPACKAGECOMPLETE = BOOTSTRAPPER_APPLICATION_MESSAGE_ONDETECTPACKAGECOMPLETE,
     BA_FUNCTIONS_MESSAGE_ONPLANRELATEDBUNDLE = BOOTSTRAPPER_APPLICATION_MESSAGE_ONPLANRELATEDBUNDLE,
     BA_FUNCTIONS_MESSAGE_ONPLANPACKAGEBEGIN = BOOTSTRAPPER_APPLICATION_MESSAGE_ONPLANPACKAGEBEGIN,
-    BA_FUNCTIONS_MESSAGE_ONPLANCOMPATIBLEMSIPACKAGEBEGIN = BOOTSTRAPPER_APPLICATION_MESSAGE_ONPLANCOMPATIBLEMSIPACKAGEBEGIN,
-    BA_FUNCTIONS_MESSAGE_ONPLANCOMPATIBLEMSIPACKAGECOMPLETE = BOOTSTRAPPER_APPLICATION_MESSAGE_ONPLANCOMPATIBLEMSIPACKAGECOMPLETE,
     BA_FUNCTIONS_MESSAGE_ONPLANTARGETMSIPACKAGE = BOOTSTRAPPER_APPLICATION_MESSAGE_ONPLANTARGETMSIPACKAGE,
     BA_FUNCTIONS_MESSAGE_ONPLANMSIFEATURE = BOOTSTRAPPER_APPLICATION_MESSAGE_ONPLANMSIFEATURE,
     BA_FUNCTIONS_MESSAGE_ONPLANPACKAGECOMPLETE = BOOTSTRAPPER_APPLICATION_MESSAGE_ONPLANPACKAGECOMPLETE,
diff --git a/src/balutil/inc/BalBaseBAFunctions.h b/src/balutil/inc/BalBaseBAFunctions.h
index 39934128..10334a18 100644
--- a/src/balutil/inc/BalBaseBAFunctions.h
+++ b/src/balutil/inc/BalBaseBAFunctions.h
@@ -164,16 +164,6 @@ public: // IBootstrapperApplication
         return S_OK;
     }
 
-    virtual STDMETHODIMP OnDetectCompatibleMsiPackage(
-        __in_z LPCWSTR /*wzPackageId*/,
-        __in_z LPCWSTR /*wzCompatiblePackageId*/,
-        __in LPCWSTR /*wzCompatiblePackageVersion*/,
-        __inout BOOL* /*pfCancel*/
-        )
-    {
-        return S_OK;
-    }
-
     virtual STDMETHODIMP OnDetectRelatedMsiPackage(
         __in_z LPCWSTR /*wzPackageId*/,
         __in_z LPCWSTR /*wzUpgradeCode*/,
@@ -217,7 +207,8 @@ public: // IBootstrapperApplication
     }
 
     virtual STDMETHODIMP OnDetectComplete(
-        __in HRESULT /*hrStatus*/
+        __in HRESULT /*hrStatus*/,
+        __in BOOL /*fEligibleForCleanup*/
         )
     {
         return S_OK;
@@ -251,31 +242,6 @@ public: // IBootstrapperApplication
         return S_OK;
     }
 
-    virtual STDMETHODIMP OnPlanCompatibleMsiPackageBegin(
-        __in_z LPCWSTR /*wzPackageId*/,
-        __in_z LPCWSTR /*wzCompatiblePackageId*/,
-        __in LPCWSTR /*wzCompatiblePackageVersion*/,
-        __in BOOTSTRAPPER_REQUEST_STATE /*recommendedState*/,
-        __inout BOOTSTRAPPER_REQUEST_STATE* /*pRequestedState*/,
-        __inout BOOL* /*pfCancel*/
-        )
-    {
-        return S_OK;
-    }
-
-    virtual STDMETHODIMP OnPlanCompatibleMsiPackageComplete(
-        __in_z LPCWSTR /*wzPackageId*/,
-        __in_z LPCWSTR /*wzCompatiblePackageId*/,
-        __in HRESULT /*hrStatus*/,
-        __in BOOTSTRAPPER_PACKAGE_STATE /*state*/,
-        __in BOOTSTRAPPER_REQUEST_STATE /*requested*/,
-        __in BOOTSTRAPPER_ACTION_STATE /*execute*/,
-        __in BOOTSTRAPPER_ACTION_STATE /*rollback*/
-        )
-    {
-        return S_OK;
-    }
-
     virtual STDMETHODIMP OnPlanTargetMsiPackage(
         __in_z LPCWSTR /*wzPackageId*/,
         __in_z LPCWSTR /*wzProductCode*/,
diff --git a/src/balutil/inc/BalBaseBAFunctionsProc.h b/src/balutil/inc/BalBaseBAFunctionsProc.h
index 69843301..4f0906d2 100644
--- a/src/balutil/inc/BalBaseBAFunctionsProc.h
+++ b/src/balutil/inc/BalBaseBAFunctionsProc.h
@@ -57,15 +57,12 @@ static HRESULT WINAPI BalBaseBAFunctionsProc(
         case BA_FUNCTIONS_MESSAGE_ONDETECTUPDATECOMPLETE:
         case BA_FUNCTIONS_MESSAGE_ONDETECTRELATEDBUNDLE:
         case BA_FUNCTIONS_MESSAGE_ONDETECTPACKAGEBEGIN:
-        case BA_FUNCTIONS_MESSAGE_ONDETECTCOMPATIBLEMSIPACKAGE:
         case BA_FUNCTIONS_MESSAGE_ONDETECTRELATEDMSIPACKAGE:
         case BA_FUNCTIONS_MESSAGE_ONDETECTTARGETMSIPACKAGE:
         case BA_FUNCTIONS_MESSAGE_ONDETECTMSIFEATURE:
         case BA_FUNCTIONS_MESSAGE_ONDETECTPACKAGECOMPLETE:
         case BA_FUNCTIONS_MESSAGE_ONPLANRELATEDBUNDLE:
         case BA_FUNCTIONS_MESSAGE_ONPLANPACKAGEBEGIN:
-        case BA_FUNCTIONS_MESSAGE_ONPLANCOMPATIBLEMSIPACKAGEBEGIN:
-        case BA_FUNCTIONS_MESSAGE_ONPLANCOMPATIBLEMSIPACKAGECOMPLETE:
         case BA_FUNCTIONS_MESSAGE_ONPLANTARGETMSIPACKAGE:
         case BA_FUNCTIONS_MESSAGE_ONPLANMSIFEATURE:
         case BA_FUNCTIONS_MESSAGE_ONPLANPACKAGECOMPLETE:
diff --git a/src/balutil/inc/BalBaseBootstrapperApplication.h b/src/balutil/inc/BalBaseBootstrapperApplication.h
index ad0c60e5..1b0230de 100644
--- a/src/balutil/inc/BalBaseBootstrapperApplication.h
+++ b/src/balutil/inc/BalBaseBootstrapperApplication.h
@@ -167,17 +167,6 @@ public: // IBootstrapperApplication
         return S_OK;
     }
 
-    virtual STDMETHODIMP OnDetectCompatibleMsiPackage(
-        __in_z LPCWSTR /*wzPackageId*/,
-        __in_z LPCWSTR /*wzCompatiblePackageId*/,
-        __in LPCWSTR /*wzCompatiblePackageVersion*/,
-        __inout BOOL* pfCancel
-        )
-    {
-        *pfCancel |= CheckCanceled();
-        return S_OK;
-    }
-
     virtual STDMETHODIMP OnDetectRelatedMsiPackage(
         __in_z LPCWSTR /*wzPackageId*/,
         __in_z LPCWSTR /*wzUpgradeCode*/,
@@ -224,7 +213,8 @@ public: // IBootstrapperApplication
     }
 
     virtual STDMETHODIMP OnDetectComplete(
-        __in HRESULT /*hrStatus*/
+        __in HRESULT /*hrStatus*/,
+        __in BOOL /*fEligibleForCleanup*/
         )
     {
         return S_OK;
@@ -261,32 +251,6 @@ public: // IBootstrapperApplication
         return S_OK;
     }
 
-    virtual STDMETHODIMP OnPlanCompatibleMsiPackageBegin(
-        __in_z LPCWSTR /*wzPackageId*/,
-        __in_z LPCWSTR /*wzCompatiblePackageId*/,
-        __in LPCWSTR /*wzCompatiblePackageVersion*/,
-        __in BOOTSTRAPPER_REQUEST_STATE /*recommendedState*/,
-        __inout BOOTSTRAPPER_REQUEST_STATE* /*pRequestedState*/,
-        __inout BOOL* pfCancel
-        )
-    {
-        *pfCancel |= CheckCanceled();
-        return S_OK;
-    }
-
-    virtual STDMETHODIMP OnPlanCompatibleMsiPackageComplete(
-        __in_z LPCWSTR /*wzPackageId*/,
-        __in_z LPCWSTR /*wzCompatiblePackageId*/,
-        __in HRESULT /*hrStatus*/,
-        __in BOOTSTRAPPER_PACKAGE_STATE /*state*/,
-        __in BOOTSTRAPPER_REQUEST_STATE /*requested*/,
-        __in BOOTSTRAPPER_ACTION_STATE /*execute*/,
-        __in BOOTSTRAPPER_ACTION_STATE /*rollback*/
-        )
-    {
-        return S_OK;
-    }
-
     virtual STDMETHODIMP OnPlanTargetMsiPackage(
         __in_z LPCWSTR /*wzPackageId*/,
         __in_z LPCWSTR /*wzProductCode*/,
diff --git a/src/balutil/inc/BalBaseBootstrapperApplicationProc.h b/src/balutil/inc/BalBaseBootstrapperApplicationProc.h
index 648252b5..e16640e5 100644
--- a/src/balutil/inc/BalBaseBootstrapperApplicationProc.h
+++ b/src/balutil/inc/BalBaseBootstrapperApplicationProc.h
@@ -24,7 +24,7 @@ static HRESULT BalBaseBAProcOnDetectComplete(
     __inout BA_ONDETECTCOMPLETE_RESULTS* /*pResults*/
     )
 {
-    return pBA->OnDetectComplete(pArgs->hrStatus);
+    return pBA->OnDetectComplete(pArgs->hrStatus, pArgs->fEligibleForCleanup);
 }
 
 static HRESULT BalBaseBAProcOnPlanBegin(
@@ -126,15 +126,6 @@ static HRESULT BalBaseBAProcOnDetectPackageBegin(
     return pBA->OnDetectPackageBegin(pArgs->wzPackageId, &pResults->fCancel);
 }
 
-static HRESULT BalBaseBAProcOnDetectCompatiblePackage(
-    __in IBootstrapperApplication* pBA,
-    __in BA_ONDETECTCOMPATIBLEMSIPACKAGE_ARGS* pArgs,
-    __inout BA_ONDETECTCOMPATIBLEMSIPACKAGE_RESULTS* pResults
-    )
-{
-    return pBA->OnDetectCompatibleMsiPackage(pArgs->wzPackageId, pArgs->wzCompatiblePackageId, pArgs->wzCompatiblePackageVersion, &pResults->fCancel);
-}
-
 static HRESULT BalBaseBAProcOnDetectRelatedMsiPackage(
     __in IBootstrapperApplication* pBA,
     __in BA_ONDETECTRELATEDMSIPACKAGE_ARGS* pArgs,
@@ -189,24 +180,6 @@ static HRESULT BalBaseBAProcOnPlanPackageBegin(
     return pBA->OnPlanPackageBegin(pArgs->wzPackageId, pArgs->recommendedState, &pResults->requestedState, &pResults->fCancel);
 }
 
-static HRESULT BalBaseBAProcOnPlanCompatibleMsiPackageBegin(
-    __in IBootstrapperApplication* pBA,
-    __in BA_ONPLANCOMPATIBLEMSIPACKAGEBEGIN_ARGS* pArgs,
-    __inout BA_ONPLANCOMPATIBLEMSIPACKAGEBEGIN_RESULTS* pResults
-    )
-{
-    return pBA->OnPlanCompatibleMsiPackageBegin(pArgs->wzPackageId, pArgs->wzCompatiblePackageId, pArgs->wzCompatiblePackageVersion, pArgs->recommendedState, &pResults->requestedState, &pResults->fCancel);
-}
-
-static HRESULT BalBaseBAProcOnPlanCompatibleMsiPackageComplete(
-    __in IBootstrapperApplication* pBA,
-    __in BA_ONPLANCOMPATIBLEMSIPACKAGECOMPLETE_ARGS* pArgs,
-    __inout BA_ONPLANCOMPATIBLEMSIPACKAGECOMPLETE_RESULTS* /*pResults*/
-    )
-{
-    return pBA->OnPlanCompatibleMsiPackageComplete(pArgs->wzPackageId, pArgs->wzCompatiblePackageId, pArgs->hrStatus, pArgs->state, pArgs->requested, pArgs->execute, pArgs->rollback);
-}
-
 static HRESULT BalBaseBAProcOnPlanTargetMsiPackage(
     __in IBootstrapperApplication* pBA,
     __in BA_ONPLANTARGETMSIPACKAGE_ARGS* pArgs,
@@ -662,9 +635,6 @@ static HRESULT WINAPI BalBaseBootstrapperApplicationProc(
         case BOOTSTRAPPER_APPLICATION_MESSAGE_ONDETECTPACKAGEBEGIN:
             hr = BalBaseBAProcOnDetectPackageBegin(pBA, reinterpret_cast<BA_ONDETECTPACKAGEBEGIN_ARGS*>(pvArgs), reinterpret_cast<BA_ONDETECTPACKAGEBEGIN_RESULTS*>(pvResults));
             break;
-        case BOOTSTRAPPER_APPLICATION_MESSAGE_ONDETECTCOMPATIBLEMSIPACKAGE:
-            hr = BalBaseBAProcOnDetectCompatiblePackage(pBA, reinterpret_cast<BA_ONDETECTCOMPATIBLEMSIPACKAGE_ARGS*>(pvArgs), reinterpret_cast<BA_ONDETECTCOMPATIBLEMSIPACKAGE_RESULTS*>(pvResults));
-            break;
         case BOOTSTRAPPER_APPLICATION_MESSAGE_ONDETECTRELATEDMSIPACKAGE:
             hr = BalBaseBAProcOnDetectRelatedMsiPackage(pBA, reinterpret_cast<BA_ONDETECTRELATEDMSIPACKAGE_ARGS*>(pvArgs), reinterpret_cast<BA_ONDETECTRELATEDMSIPACKAGE_RESULTS*>(pvResults));
             break;
@@ -683,12 +653,6 @@ static HRESULT WINAPI BalBaseBootstrapperApplicationProc(
         case BOOTSTRAPPER_APPLICATION_MESSAGE_ONPLANPACKAGEBEGIN:
             hr = BalBaseBAProcOnPlanPackageBegin(pBA, reinterpret_cast<BA_ONPLANPACKAGEBEGIN_ARGS*>(pvArgs), reinterpret_cast<BA_ONPLANPACKAGEBEGIN_RESULTS*>(pvResults));
             break;
-        case BOOTSTRAPPER_APPLICATION_MESSAGE_ONPLANCOMPATIBLEMSIPACKAGEBEGIN:
-            hr = BalBaseBAProcOnPlanCompatibleMsiPackageBegin(pBA, reinterpret_cast<BA_ONPLANCOMPATIBLEMSIPACKAGEBEGIN_ARGS*>(pvArgs), reinterpret_cast<BA_ONPLANCOMPATIBLEMSIPACKAGEBEGIN_RESULTS*>(pvResults));
-            break;
-        case BOOTSTRAPPER_APPLICATION_MESSAGE_ONPLANCOMPATIBLEMSIPACKAGECOMPLETE:
-            hr = BalBaseBAProcOnPlanCompatibleMsiPackageComplete(pBA, reinterpret_cast<BA_ONPLANCOMPATIBLEMSIPACKAGECOMPLETE_ARGS*>(pvArgs), reinterpret_cast<BA_ONPLANCOMPATIBLEMSIPACKAGECOMPLETE_RESULTS*>(pvResults));
-            break;
         case BOOTSTRAPPER_APPLICATION_MESSAGE_ONPLANTARGETMSIPACKAGE:
             hr = BalBaseBAProcOnPlanTargetMsiPackage(pBA, reinterpret_cast<BA_ONPLANTARGETMSIPACKAGE_ARGS*>(pvArgs), reinterpret_cast<BA_ONPLANTARGETMSIPACKAGE_RESULTS*>(pvResults));
             break;
diff --git a/src/balutil/inc/IBootstrapperApplication.h b/src/balutil/inc/IBootstrapperApplication.h
index dd8f8024..4569cdab 100644
--- a/src/balutil/inc/IBootstrapperApplication.h
+++ b/src/balutil/inc/IBootstrapperApplication.h
@@ -80,14 +80,6 @@ DECLARE_INTERFACE_IID_(IBootstrapperApplication, IUnknown, "53C31D56-49C0-426B-A
         __inout BOOL* pfCancel
         ) = 0;
 
-    // OnDetectCompatibleMsiPackage - called when the engine detects that a package is not installed but a newer package using the same provider key is.
-    STDMETHOD(OnDetectCompatibleMsiPackage)(
-        __in_z LPCWSTR wzPackageId,
-        __in_z LPCWSTR wzCompatiblePackageId,
-        __in_z LPCWSTR wzCompatiblePackageVersion,
-        __inout BOOL* pfCancel
-        ) = 0;
-
     // OnDetectRelatedMsiPackage - called when the engine begins detects a related package.
     STDMETHOD(OnDetectRelatedMsiPackage)(
         __in_z LPCWSTR wzPackageId,
@@ -127,7 +119,8 @@ DECLARE_INTERFACE_IID_(IBootstrapperApplication, IUnknown, "53C31D56-49C0-426B-A
     // OnDetectPackageComplete - called after the engine completes detection.
     //
     STDMETHOD(OnDetectComplete)(
-        __in HRESULT hrStatus
+        __in HRESULT hrStatus,
+        __in BOOL fEligibleForCleanup
         ) = 0;
 
     // OnPlanBegin - called when the engine begins planning.
@@ -152,28 +145,6 @@ DECLARE_INTERFACE_IID_(IBootstrapperApplication, IUnknown, "53C31D56-49C0-426B-A
         __inout BOOL* pfCancel
         ) = 0;
 
-    // OnPlanCompatibleMsiPackageBegin - called when the engine plans a newer, compatible package using the same provider key.
-    STDMETHOD(OnPlanCompatibleMsiPackageBegin)(
-        __in_z LPCWSTR wzPackageId,
-        __in_z LPCWSTR wzCompatiblePackageId,
-        __in_z LPCWSTR wzCompatiblePackageVersion,
-        __in BOOTSTRAPPER_REQUEST_STATE recommendedState,
-        __inout BOOTSTRAPPER_REQUEST_STATE* pRequestedState,
-        __inout BOOL* pfCancel
-        ) = 0;
-
-    // OnPlanCompatibleMsiPackageComplete - called after the engine plans the package.
-    //
-    STDMETHOD(OnPlanCompatibleMsiPackageComplete)(
-        __in_z LPCWSTR wzPackageId,
-        __in_z LPCWSTR wzCompatiblePackageId,
-        __in HRESULT hrStatus,
-        __in BOOTSTRAPPER_PACKAGE_STATE state,
-        __in BOOTSTRAPPER_REQUEST_STATE requested,
-        __in BOOTSTRAPPER_ACTION_STATE execute,
-        __in BOOTSTRAPPER_ACTION_STATE rollback
-        ) = 0;
-
     // OnPlanTargetMsiPackage - called when the engine plans an MSP package
     //                          to apply to an MSI package.
     STDMETHOD(OnPlanTargetMsiPackage)(
diff --git a/src/balutil/packages.config b/src/balutil/packages.config
index 15e2e31f..9a928742 100644
--- a/src/balutil/packages.config
+++ b/src/balutil/packages.config
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="Nerdbank.GitVersioning" version="3.3.37" targetFramework="native" developmentDependency="true" />
-  <package id="WixToolset.BootstrapperCore.Native" version="4.0.64" targetFramework="native" />
+  <package id="WixToolset.BootstrapperCore.Native" version="4.0.75" targetFramework="native" />
   <package id="WixToolset.DUtil" version="4.0.59" targetFramework="native" />
 </packages>
\ No newline at end of file
diff --git a/src/bextutil/bextutil.vcxproj b/src/bextutil/bextutil.vcxproj
index 140652c6..f81ce469 100644
--- a/src/bextutil/bextutil.vcxproj
+++ b/src/bextutil/bextutil.vcxproj
@@ -2,7 +2,7 @@
 <!-- Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information. -->
 
 <Project DefaultTargets="Build" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="..\..\packages\WixToolset.BootstrapperCore.Native.4.0.64\build\WixToolset.BootstrapperCore.Native.props" Condition="Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.64\build\WixToolset.BootstrapperCore.Native.props')" />
+  <Import Project="..\..\packages\WixToolset.BootstrapperCore.Native.4.0.75\build\WixToolset.BootstrapperCore.Native.props" Condition="Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.75\build\WixToolset.BootstrapperCore.Native.props')" />
   <Import Project="..\..\packages\WixToolset.DUtil.4.0.59\build\WixToolset.DUtil.props" Condition="Exists('..\..\packages\WixToolset.DUtil.4.0.59\build\WixToolset.DUtil.props')" />
 
   <ItemGroup Label="ProjectConfigurations">
@@ -87,7 +87,7 @@
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.64\build\WixToolset.BootstrapperCore.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.BootstrapperCore.Native.4.0.64\build\WixToolset.BootstrapperCore.Native.props'))" />
+    <Error Condition="!Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.75\build\WixToolset.BootstrapperCore.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.BootstrapperCore.Native.4.0.75\build\WixToolset.BootstrapperCore.Native.props'))" />
     <Error Condition="!Exists('..\..\packages\WixToolset.DUtil.4.0.59\build\WixToolset.DUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.DUtil.4.0.59\build\WixToolset.DUtil.props'))" />
     <Error Condition="!Exists('..\..\packages\Nerdbank.GitVersioning.3.3.37\build\Nerdbank.GitVersioning.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Nerdbank.GitVersioning.3.3.37\build\Nerdbank.GitVersioning.targets'))" />
   </Target>
diff --git a/src/bextutil/packages.config b/src/bextutil/packages.config
index 15e2e31f..9a928742 100644
--- a/src/bextutil/packages.config
+++ b/src/bextutil/packages.config
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="Nerdbank.GitVersioning" version="3.3.37" targetFramework="native" developmentDependency="true" />
-  <package id="WixToolset.BootstrapperCore.Native" version="4.0.64" targetFramework="native" />
+  <package id="WixToolset.BootstrapperCore.Native" version="4.0.75" targetFramework="native" />
   <package id="WixToolset.DUtil" version="4.0.59" targetFramework="native" />
 </packages>
\ No newline at end of file
diff --git a/src/mbanative/mbanative.vcxproj b/src/mbanative/mbanative.vcxproj
index a8eda0b0..7132cf1a 100644
--- a/src/mbanative/mbanative.vcxproj
+++ b/src/mbanative/mbanative.vcxproj
@@ -5,7 +5,7 @@
   <Import Project="..\..\packages\Microsoft.SourceLink.GitHub.1.0.0\build\Microsoft.SourceLink.GitHub.props" Condition="Exists('..\..\packages\Microsoft.SourceLink.GitHub.1.0.0\build\Microsoft.SourceLink.GitHub.props')" />
   <Import Project="..\..\packages\Microsoft.SourceLink.Common.1.0.0\build\Microsoft.SourceLink.Common.props" Condition="Exists('..\..\packages\Microsoft.SourceLink.Common.1.0.0\build\Microsoft.SourceLink.Common.props')" />
   <Import Project="..\..\packages\Microsoft.Build.Tasks.Git.1.0.0\build\Microsoft.Build.Tasks.Git.props" Condition="Exists('..\..\packages\Microsoft.Build.Tasks.Git.1.0.0\build\Microsoft.Build.Tasks.Git.props')" />
-  <Import Project="..\..\packages\WixToolset.BootstrapperCore.Native.4.0.64\build\WixToolset.BootstrapperCore.Native.props" Condition="Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.64\build\WixToolset.BootstrapperCore.Native.props')" />
+  <Import Project="..\..\packages\WixToolset.BootstrapperCore.Native.4.0.75\build\WixToolset.BootstrapperCore.Native.props" Condition="Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.75\build\WixToolset.BootstrapperCore.Native.props')" />
   <Import Project="..\..\packages\WixToolset.DUtil.4.0.59\build\WixToolset.DUtil.props" Condition="Exists('..\..\packages\WixToolset.DUtil.4.0.59\build\WixToolset.DUtil.props')" />
 
   <ItemGroup Label="ProjectConfigurations">
@@ -94,7 +94,7 @@
     <Error Condition="!Exists('..\..\packages\Microsoft.SourceLink.GitHub.1.0.0\build\Microsoft.SourceLink.GitHub.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Microsoft.SourceLink.GitHub.1.0.0\build\Microsoft.SourceLink.GitHub.props'))" />
     <Error Condition="!Exists('..\..\packages\Microsoft.SourceLink.GitHub.1.0.0\build\Microsoft.SourceLink.GitHub.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Microsoft.SourceLink.GitHub.1.0.0\build\Microsoft.SourceLink.GitHub.targets'))" />
     <Error Condition="!Exists('..\..\packages\Nerdbank.GitVersioning.3.3.37\build\Nerdbank.GitVersioning.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Nerdbank.GitVersioning.3.3.37\build\Nerdbank.GitVersioning.targets'))" />
-    <Error Condition="!Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.64\build\WixToolset.BootstrapperCore.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.BootstrapperCore.Native.4.0.64\build\WixToolset.BootstrapperCore.Native.props'))" />
+    <Error Condition="!Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.75\build\WixToolset.BootstrapperCore.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.BootstrapperCore.Native.4.0.75\build\WixToolset.BootstrapperCore.Native.props'))" />
     <Error Condition="!Exists('..\..\packages\WixToolset.DUtil.4.0.59\build\WixToolset.DUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.DUtil.4.0.59\build\WixToolset.DUtil.props'))" />
   </Target>
 </Project>
\ No newline at end of file
diff --git a/src/mbanative/packages.config b/src/mbanative/packages.config
index 9f0405eb..b60fbb82 100644
--- a/src/mbanative/packages.config
+++ b/src/mbanative/packages.config
@@ -4,6 +4,6 @@
   <package id="Microsoft.SourceLink.Common" version="1.0.0" targetFramework="native" developmentDependency="true" />
   <package id="Microsoft.SourceLink.GitHub" version="1.0.0" targetFramework="native" developmentDependency="true" />
   <package id="Nerdbank.GitVersioning" version="3.3.37" targetFramework="native" developmentDependency="true" />
-  <package id="WixToolset.BootstrapperCore.Native" version="4.0.64" targetFramework="native" />
+  <package id="WixToolset.BootstrapperCore.Native" version="4.0.75" targetFramework="native" />
   <package id="WixToolset.DUtil" version="4.0.59" targetFramework="native" />
 </packages>
\ No newline at end of file
diff --git a/src/test/BalUtilUnitTest/BalUtilUnitTest.vcxproj b/src/test/BalUtilUnitTest/BalUtilUnitTest.vcxproj
index 4e14691e..5f250d39 100644
--- a/src/test/BalUtilUnitTest/BalUtilUnitTest.vcxproj
+++ b/src/test/BalUtilUnitTest/BalUtilUnitTest.vcxproj
@@ -4,7 +4,7 @@
 
 <Project DefaultTargets="Build" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="..\..\..\packages\WixBuildTools.TestSupport.Native.4.0.47\build\WixBuildTools.TestSupport.Native.props" Condition="Exists('..\..\..\packages\WixBuildTools.TestSupport.Native.4.0.47\build\WixBuildTools.TestSupport.Native.props')" />
-  <Import Project="..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.64\build\WixToolset.BootstrapperCore.Native.props" Condition="Exists('..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.64\build\WixToolset.BootstrapperCore.Native.props')" />
+  <Import Project="..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.75\build\WixToolset.BootstrapperCore.Native.props" Condition="Exists('..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.75\build\WixToolset.BootstrapperCore.Native.props')" />
   <Import Project="..\..\..\packages\WixToolset.DUtil.4.0.59\build\WixToolset.DUtil.props" Condition="Exists('..\..\..\packages\WixToolset.DUtil.4.0.59\build\WixToolset.DUtil.props')" />
   <ItemGroup Label="ProjectConfigurations">
     <ProjectConfiguration Include="Debug|Win32">
@@ -67,7 +67,7 @@
     </PropertyGroup>
     <Error Condition="!Exists('..\..\..\packages\WixBuildTools.TestSupport.Native.4.0.47\build\WixBuildTools.TestSupport.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\packages\WixBuildTools.TestSupport.Native.4.0.47\build\WixBuildTools.TestSupport.Native.props'))" />
     <Error Condition="!Exists('..\..\..\packages\WixBuildTools.TestSupport.Native.4.0.47\build\WixBuildTools.TestSupport.Native.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\packages\WixBuildTools.TestSupport.Native.4.0.47\build\WixBuildTools.TestSupport.Native.targets'))" />
-    <Error Condition="!Exists('..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.64\build\WixToolset.BootstrapperCore.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.64\build\WixToolset.BootstrapperCore.Native.props'))" />
+    <Error Condition="!Exists('..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.75\build\WixToolset.BootstrapperCore.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.75\build\WixToolset.BootstrapperCore.Native.props'))" />
     <Error Condition="!Exists('..\..\..\packages\WixToolset.DUtil.4.0.59\build\WixToolset.DUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\packages\WixToolset.DUtil.4.0.59\build\WixToolset.DUtil.props'))" />
   </Target>
 </Project>
diff --git a/src/test/BalUtilUnitTest/packages.config b/src/test/BalUtilUnitTest/packages.config
index cdbde0c8..273ae5d9 100644
--- a/src/test/BalUtilUnitTest/packages.config
+++ b/src/test/BalUtilUnitTest/packages.config
@@ -10,6 +10,6 @@
   <package id="xunit.runner.visualstudio" version="2.4.1" />
   <package id="WixBuildTools.TestSupport" version="4.0.47" />
   <package id="WixBuildTools.TestSupport.Native" version="4.0.47" />
-  <package id="WixToolset.BootstrapperCore.Native" version="4.0.64" targetFramework="native" />
+  <package id="WixToolset.BootstrapperCore.Native" version="4.0.75" targetFramework="native" />
   <package id="WixToolset.DUtil" version="4.0.59" targetFramework="native" />
 </packages>
\ No newline at end of file
diff --git a/src/test/BextUtilUnitTest/BextUtilUnitTest.vcxproj b/src/test/BextUtilUnitTest/BextUtilUnitTest.vcxproj
index 0c170c02..c648b86b 100644
--- a/src/test/BextUtilUnitTest/BextUtilUnitTest.vcxproj
+++ b/src/test/BextUtilUnitTest/BextUtilUnitTest.vcxproj
@@ -4,7 +4,7 @@
 
 <Project DefaultTargets="Build" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="..\..\..\packages\WixBuildTools.TestSupport.Native.4.0.47\build\WixBuildTools.TestSupport.Native.props" Condition="Exists('..\..\..\packages\WixBuildTools.TestSupport.Native.4.0.47\build\WixBuildTools.TestSupport.Native.props')" />
-  <Import Project="..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.64\build\WixToolset.BootstrapperCore.Native.props" Condition="Exists('..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.64\build\WixToolset.BootstrapperCore.Native.props')" />
+  <Import Project="..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.75\build\WixToolset.BootstrapperCore.Native.props" Condition="Exists('..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.75\build\WixToolset.BootstrapperCore.Native.props')" />
   <Import Project="..\..\..\packages\WixToolset.DUtil.4.0.59\build\WixToolset.DUtil.props" Condition="Exists('..\..\..\packages\WixToolset.DUtil.4.0.59\build\WixToolset.DUtil.props')" />
   <ItemGroup Label="ProjectConfigurations">
     <ProjectConfiguration Include="Debug|Win32">
@@ -66,7 +66,7 @@
     </PropertyGroup>
     <Error Condition="!Exists('..\..\..\packages\WixBuildTools.TestSupport.Native.4.0.47\build\WixBuildTools.TestSupport.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\packages\WixBuildTools.TestSupport.Native.4.0.47\build\WixBuildTools.TestSupport.Native.props'))" />
     <Error Condition="!Exists('..\..\..\packages\WixBuildTools.TestSupport.Native.4.0.47\build\WixBuildTools.TestSupport.Native.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\packages\WixBuildTools.TestSupport.Native.4.0.47\build\WixBuildTools.TestSupport.Native.targets'))" />
-    <Error Condition="!Exists('..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.64\build\WixToolset.BootstrapperCore.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.64\build\WixToolset.BootstrapperCore.Native.props'))" />
+    <Error Condition="!Exists('..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.75\build\WixToolset.BootstrapperCore.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.75\build\WixToolset.BootstrapperCore.Native.props'))" />
     <Error Condition="!Exists('..\..\..\packages\WixToolset.DUtil.4.0.59\build\WixToolset.DUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\packages\WixToolset.DUtil.4.0.59\build\WixToolset.DUtil.props'))" />
   </Target>
 </Project>
diff --git a/src/test/BextUtilUnitTest/packages.config b/src/test/BextUtilUnitTest/packages.config
index cdbde0c8..273ae5d9 100644
--- a/src/test/BextUtilUnitTest/packages.config
+++ b/src/test/BextUtilUnitTest/packages.config
@@ -10,6 +10,6 @@
   <package id="xunit.runner.visualstudio" version="2.4.1" />
   <package id="WixBuildTools.TestSupport" version="4.0.47" />
   <package id="WixBuildTools.TestSupport.Native" version="4.0.47" />
-  <package id="WixToolset.BootstrapperCore.Native" version="4.0.64" targetFramework="native" />
+  <package id="WixToolset.BootstrapperCore.Native" version="4.0.75" targetFramework="native" />
   <package id="WixToolset.DUtil" version="4.0.59" targetFramework="native" />
 </packages>
\ No newline at end of file