11 files changed, 67 insertions, 74 deletions

diff --git a/src/Samples/bafunctions/bafunctions.vcxproj b/src/Samples/bafunctions/bafunctions.vcxproj
index 559cfea6..69914bab 100644
--- a/src/Samples/bafunctions/bafunctions.vcxproj
+++ b/src/Samples/bafunctions/bafunctions.vcxproj
@@ -2,8 +2,8 @@
 <!-- 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.BalUtil.4.0.55\build\WixToolset.BalUtil.props" Condition="Exists('..\..\..\packages\WixToolset.BalUtil.4.0.55\build\WixToolset.BalUtil.props')" />
-  <Import Project="..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.110\build\WixToolset.BootstrapperCore.Native.props" Condition="Exists('..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.110\build\WixToolset.BootstrapperCore.Native.props')" />
+  <Import Project="..\..\..\packages\WixToolset.BalUtil.4.0.57\build\WixToolset.BalUtil.props" Condition="Exists('..\..\..\packages\WixToolset.BalUtil.4.0.57\build\WixToolset.BalUtil.props')" />
+  <Import Project="..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.132\build\WixToolset.BootstrapperCore.Native.props" Condition="Exists('..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.132\build\WixToolset.BootstrapperCore.Native.props')" />
   <Import Project="..\..\..\packages\WixToolset.DUtil.4.0.70\build\WixToolset.DUtil.props" Condition="Exists('..\..\..\packages\WixToolset.DUtil.4.0.70\build\WixToolset.DUtil.props')" />
 
   <ItemGroup Label="ProjectConfigurations">
@@ -73,8 +73,8 @@
     <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.BalUtil.4.0.55\build\WixToolset.BalUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\packages\WixToolset.BalUtil.4.0.55\build\WixToolset.BalUtil.props'))" />
-    <Error Condition="!Exists('..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.110\build\WixToolset.BootstrapperCore.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.110\build\WixToolset.BootstrapperCore.Native.props'))" />
+    <Error Condition="!Exists('..\..\..\packages\WixToolset.BalUtil.4.0.57\build\WixToolset.BalUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\packages\WixToolset.BalUtil.4.0.57\build\WixToolset.BalUtil.props'))" />
+    <Error Condition="!Exists('..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.132\build\WixToolset.BootstrapperCore.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.132\build\WixToolset.BootstrapperCore.Native.props'))" />
     <Error Condition="!Exists('..\..\..\packages\WixToolset.DUtil.4.0.70\build\WixToolset.DUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\packages\WixToolset.DUtil.4.0.70\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/Samples/bafunctions/packages.config b/src/Samples/bafunctions/packages.config
index 4d2086b2..be5b9f7f 100644
--- a/src/Samples/bafunctions/packages.config
+++ b/src/Samples/bafunctions/packages.config
@@ -1,7 +1,7 @@
 <?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="4.0.110" targetFramework="native" />
-  <package id="WixToolset.BalUtil" version="4.0.55" targetFramework="native" />
+  <package id="WixToolset.BootstrapperCore.Native" version="4.0.132" targetFramework="native" />
+  <package id="WixToolset.BalUtil" version="4.0.57" targetFramework="native" />
   <package id="WixToolset.DUtil" version="4.0.70" targetFramework="native" />
 </packages>
\ No newline at end of file
diff --git a/src/dnchost/dnchost.vcxproj b/src/dnchost/dnchost.vcxproj
index 9acf5627..51a12d8d 100644
--- a/src/dnchost/dnchost.vcxproj
+++ b/src/dnchost/dnchost.vcxproj
@@ -4,8 +4,8 @@
   <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.BalUtil.4.0.55\build\WixToolset.BalUtil.props" Condition="Exists('..\..\packages\WixToolset.BalUtil.4.0.55\build\WixToolset.BalUtil.props')" />
-  <Import Project="..\..\packages\WixToolset.BootstrapperCore.Native.4.0.110\build\WixToolset.BootstrapperCore.Native.props" Condition="Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.110\build\WixToolset.BootstrapperCore.Native.props')" />
+  <Import Project="..\..\packages\WixToolset.BalUtil.4.0.57\build\WixToolset.BalUtil.props" Condition="Exists('..\..\packages\WixToolset.BalUtil.4.0.57\build\WixToolset.BalUtil.props')" />
+  <Import Project="..\..\packages\WixToolset.BootstrapperCore.Native.4.0.132\build\WixToolset.BootstrapperCore.Native.props" Condition="Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.132\build\WixToolset.BootstrapperCore.Native.props')" />
   <Import Project="..\..\packages\WixToolset.DUtil.4.0.70\build\WixToolset.DUtil.props" Condition="Exists('..\..\packages\WixToolset.DUtil.4.0.70\build\WixToolset.DUtil.props')" />
   <ItemGroup Label="ProjectConfigurations">
     <ProjectConfiguration Include="Debug|ARM64">
@@ -99,8 +99,8 @@
     <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.BalUtil.4.0.55\build\WixToolset.BalUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.BalUtil.4.0.55\build\WixToolset.BalUtil.props'))" />
-    <Error Condition="!Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.110\build\WixToolset.BootstrapperCore.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.BootstrapperCore.Native.4.0.110\build\WixToolset.BootstrapperCore.Native.props'))" />
+    <Error Condition="!Exists('..\..\packages\WixToolset.BalUtil.4.0.57\build\WixToolset.BalUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.BalUtil.4.0.57\build\WixToolset.BalUtil.props'))" />
+    <Error Condition="!Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.132\build\WixToolset.BootstrapperCore.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.BootstrapperCore.Native.4.0.132\build\WixToolset.BootstrapperCore.Native.props'))" />
     <Error Condition="!Exists('..\..\packages\WixToolset.DUtil.4.0.70\build\WixToolset.DUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.DUtil.4.0.70\build\WixToolset.DUtil.props'))" />
   </Target>
 </Project>
\ No newline at end of file
diff --git a/src/dnchost/packages.config b/src/dnchost/packages.config
index af4b54a2..3767d555 100644
--- a/src/dnchost/packages.config
+++ b/src/dnchost/packages.config
@@ -7,7 +7,7 @@
   <package id="runtime.win-arm64.Microsoft.NETCore.DotNetAppHost" version="5.0.0" targetFramework="native" />
   <package id="runtime.win-x64.Microsoft.NETCore.DotNetAppHost" version="5.0.0" targetFramework="native" />
   <package id="runtime.win-x86.Microsoft.NETCore.DotNetAppHost" version="5.0.0" targetFramework="native" />
-  <package id="WixToolset.BalUtil" version="4.0.55" targetFramework="native" />
-  <package id="WixToolset.BootstrapperCore.Native" version="4.0.110" targetFramework="native" />
+  <package id="WixToolset.BalUtil" version="4.0.57" targetFramework="native" />
+  <package id="WixToolset.BootstrapperCore.Native" version="4.0.132" targetFramework="native" />
   <package id="WixToolset.DUtil" version="4.0.70" targetFramework="native" />
 </packages>
\ No newline at end of file
diff --git a/src/mbahost/mbahost.vcxproj b/src/mbahost/mbahost.vcxproj
index 771307ec..b016159c 100644
--- a/src/mbahost/mbahost.vcxproj
+++ b/src/mbahost/mbahost.vcxproj
@@ -5,8 +5,8 @@
   <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.BalUtil.4.0.55\build\WixToolset.BalUtil.props" Condition="Exists('..\..\packages\WixToolset.BalUtil.4.0.55\build\WixToolset.BalUtil.props')" />
-  <Import Project="..\..\packages\WixToolset.BootstrapperCore.Native.4.0.110\build\WixToolset.BootstrapperCore.Native.props" Condition="Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.110\build\WixToolset.BootstrapperCore.Native.props')" />
+  <Import Project="..\..\packages\WixToolset.BalUtil.4.0.57\build\WixToolset.BalUtil.props" Condition="Exists('..\..\packages\WixToolset.BalUtil.4.0.57\build\WixToolset.BalUtil.props')" />
+  <Import Project="..\..\packages\WixToolset.BootstrapperCore.Native.4.0.132\build\WixToolset.BootstrapperCore.Native.props" Condition="Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.132\build\WixToolset.BootstrapperCore.Native.props')" />
   <Import Project="..\..\packages\WixToolset.DUtil.4.0.70\build\WixToolset.DUtil.props" Condition="Exists('..\..\packages\WixToolset.DUtil.4.0.70\build\WixToolset.DUtil.props')" />
 
   <ItemGroup Label="ProjectConfigurations">
@@ -99,8 +99,8 @@
     <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.BalUtil.4.0.55\build\WixToolset.BalUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.BalUtil.4.0.55\build\WixToolset.BalUtil.props'))" />
-    <Error Condition="!Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.110\build\WixToolset.BootstrapperCore.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.BootstrapperCore.Native.4.0.110\build\WixToolset.BootstrapperCore.Native.props'))" />
+    <Error Condition="!Exists('..\..\packages\WixToolset.BalUtil.4.0.57\build\WixToolset.BalUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.BalUtil.4.0.57\build\WixToolset.BalUtil.props'))" />
+    <Error Condition="!Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.132\build\WixToolset.BootstrapperCore.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.BootstrapperCore.Native.4.0.132\build\WixToolset.BootstrapperCore.Native.props'))" />
     <Error Condition="!Exists('..\..\packages\WixToolset.DUtil.4.0.70\build\WixToolset.DUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.DUtil.4.0.70\build\WixToolset.DUtil.props'))" />
   </Target>
 </Project>
\ No newline at end of file
diff --git a/src/mbahost/packages.config b/src/mbahost/packages.config
index cf236703..ebb9d908 100644
--- a/src/mbahost/packages.config
+++ b/src/mbahost/packages.config
@@ -4,7 +4,7 @@
   <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.BalUtil" version="4.0.55" targetFramework="native" />
-  <package id="WixToolset.BootstrapperCore.Native" version="4.0.110" targetFramework="native" />
+  <package id="WixToolset.BalUtil" version="4.0.57" targetFramework="native" />
+  <package id="WixToolset.BootstrapperCore.Native" version="4.0.132" targetFramework="native" />
   <package id="WixToolset.DUtil" version="4.0.70" targetFramework="native" />
 </packages>
\ No newline at end of file
diff --git a/src/test/examples/TestEngine/Example.TestEngine.vcxproj b/src/test/examples/TestEngine/Example.TestEngine.vcxproj
index a4645666..e93cacac 100644
--- a/src/test/examples/TestEngine/Example.TestEngine.vcxproj
+++ b/src/test/examples/TestEngine/Example.TestEngine.vcxproj
@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- 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.BalUtil.4.0.55\build\WixToolset.BalUtil.props" Condition="Exists('..\..\..\..\packages\WixToolset.BalUtil.4.0.55\build\WixToolset.BalUtil.props')" />
-  <Import Project="..\..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.110\build\WixToolset.BootstrapperCore.Native.props" Condition="Exists('..\..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.110\build\WixToolset.BootstrapperCore.Native.props')" />
+  <Import Project="..\..\..\..\packages\WixToolset.BalUtil.4.0.57\build\WixToolset.BalUtil.props" Condition="Exists('..\..\..\..\packages\WixToolset.BalUtil.4.0.57\build\WixToolset.BalUtil.props')" />
+  <Import Project="..\..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.132\build\WixToolset.BootstrapperCore.Native.props" Condition="Exists('..\..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.132\build\WixToolset.BootstrapperCore.Native.props')" />
   <Import Project="..\..\..\..\packages\WixToolset.DUtil.4.0.70\build\WixToolset.DUtil.props" Condition="Exists('..\..\..\..\packages\WixToolset.DUtil.4.0.70\build\WixToolset.DUtil.props')" />
   <ItemGroup Label="ProjectConfigurations">
     <ProjectConfiguration Include="Debug|ARM64">
@@ -76,8 +76,8 @@
       <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\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.BalUtil.4.0.55\build\WixToolset.BalUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\packages\WixToolset.BalUtil.4.0.55\build\WixToolset.BalUtil.props'))" />
-    <Error Condition="!Exists('..\..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.110\build\WixToolset.BootstrapperCore.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.110\build\WixToolset.BootstrapperCore.Native.props'))" />
+    <Error Condition="!Exists('..\..\..\..\packages\WixToolset.BalUtil.4.0.57\build\WixToolset.BalUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\packages\WixToolset.BalUtil.4.0.57\build\WixToolset.BalUtil.props'))" />
+    <Error Condition="!Exists('..\..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.132\build\WixToolset.BootstrapperCore.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\packages\WixToolset.BootstrapperCore.Native.4.0.132\build\WixToolset.BootstrapperCore.Native.props'))" />
     <Error Condition="!Exists('..\..\..\..\packages\WixToolset.DUtil.4.0.70\build\WixToolset.DUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\packages\WixToolset.DUtil.4.0.70\build\WixToolset.DUtil.props'))" />
   </Target>
 </Project>
\ No newline at end of file
diff --git a/src/test/examples/TestEngine/packages.config b/src/test/examples/TestEngine/packages.config
index 4d2086b2..be5b9f7f 100644
--- a/src/test/examples/TestEngine/packages.config
+++ b/src/test/examples/TestEngine/packages.config
@@ -1,7 +1,7 @@
 <?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="4.0.110" targetFramework="native" />
-  <package id="WixToolset.BalUtil" version="4.0.55" targetFramework="native" />
+  <package id="WixToolset.BootstrapperCore.Native" version="4.0.132" targetFramework="native" />
+  <package id="WixToolset.BalUtil" version="4.0.57" targetFramework="native" />
   <package id="WixToolset.DUtil" version="4.0.70" targetFramework="native" />
 </packages>
\ No newline at end of file
diff --git a/src/wixstdba/WixStandardBootstrapperApplication.cpp b/src/wixstdba/WixStandardBootstrapperApplication.cpp
index 8b4b89a1..23fded79 100644
--- a/src/wixstdba/WixStandardBootstrapperApplication.cpp
+++ b/src/wixstdba/WixStandardBootstrapperApplication.cpp
@@ -945,55 +945,48 @@ public: // IBootstrapperApplication
     }
 
 
-    virtual STDMETHODIMP OnResolveSource(
-        __in_z LPCWSTR wzPackageOrContainerId,
+    virtual STDMETHODIMP OnCacheAcquireResolving(
+        __in_z_opt LPCWSTR wzPackageOrContainerId,
         __in_z_opt LPCWSTR wzPayloadId,
-        __in_z LPCWSTR wzLocalSource,
-        __in_z_opt LPCWSTR wzDownloadSource,
-        __in BOOTSTRAPPER_RESOLVESOURCE_ACTION /*recommendation*/,
-        __inout BOOTSTRAPPER_RESOLVESOURCE_ACTION* pAction,
+        __in_z LPCWSTR* rgSearchPaths,
+        __in DWORD /*cSearchPaths*/,
+        __in BOOL /*fFoundLocal*/,
+        __in DWORD dwRecommendedSearchPath,
+        __in_z_opt LPCWSTR /*wzDownloadUrl*/,
+        __in_z_opt LPCWSTR /*wzPayloadContainerId*/,
+        __in BOOTSTRAPPER_CACHE_RESOLVE_OPERATION /*recommendation*/,
+        __inout DWORD* /*pdwChosenSearchPath*/,
+        __inout BOOTSTRAPPER_CACHE_RESOLVE_OPERATION* pAction,
         __inout BOOL* pfCancel
         )
     {
         HRESULT hr = S_OK;
 
-        if (BOOTSTRAPPER_DISPLAY_FULL == m_command.display)
+        if (BOOTSTRAPPER_CACHE_RESOLVE_NONE == *pAction && BOOTSTRAPPER_DISPLAY_FULL == m_command.display) // prompt to change the source location.
         {
-            if (wzDownloadSource)
-            {
-                *pAction = BOOTSTRAPPER_RESOLVESOURCE_ACTION_DOWNLOAD;
-            }
-            else // prompt to change the source location.
-            {
-                OPENFILENAMEW ofn = { };
-                WCHAR wzFile[MAX_PATH] = { };
+            OPENFILENAMEW ofn = { };
+            WCHAR wzFile[MAX_PATH] = { };
 
-                ::StringCchCopyW(wzFile, countof(wzFile), wzLocalSource);
+            ::StringCchCopyW(wzFile, countof(wzFile), rgSearchPaths[dwRecommendedSearchPath]);
 
-                ofn.lStructSize = sizeof(ofn);
-                ofn.hwndOwner = m_hWnd;
-                ofn.lpstrFile = wzFile;
-                ofn.nMaxFile = countof(wzFile);
-                ofn.lpstrFilter = L"All Files\0*.*\0";
-                ofn.nFilterIndex = 1;
-                ofn.Flags = OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST;
-                ofn.lpstrTitle = m_pTheme->sczCaption;
+            ofn.lStructSize = sizeof(ofn);
+            ofn.hwndOwner = m_hWnd;
+            ofn.lpstrFile = wzFile;
+            ofn.nMaxFile = countof(wzFile);
+            ofn.lpstrFilter = L"All Files\0*.*\0";
+            ofn.nFilterIndex = 1;
+            ofn.Flags = OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST;
+            ofn.lpstrTitle = m_pTheme->sczCaption;
 
-                if (::GetOpenFileNameW(&ofn))
-                {
-                    hr = m_pEngine->SetLocalSource(wzPackageOrContainerId, wzPayloadId, ofn.lpstrFile);
-                    *pAction = BOOTSTRAPPER_RESOLVESOURCE_ACTION_RETRY;
-                }
-                else
-                {
-                    *pfCancel = TRUE;
-                }
+            if (::GetOpenFileNameW(&ofn))
+            {
+                hr = m_pEngine->SetLocalSource(wzPackageOrContainerId, wzPayloadId, ofn.lpstrFile);
+                *pAction = BOOTSTRAPPER_CACHE_RESOLVE_RETRY;
+            }
+            else
+            {
+                *pfCancel = TRUE;
             }
-        }
-        else if (wzDownloadSource)
-        {
-            // If doing a non-interactive install and download source is available, let's try downloading the package silently
-            *pAction = BOOTSTRAPPER_RESOLVESOURCE_ACTION_DOWNLOAD;
         }
         // else there's nothing more we can do in non-interactive mode
 
@@ -1196,8 +1189,8 @@ public: // IBootstrapperApplication
         case BOOTSTRAPPER_APPLICATION_MESSAGE_ONCACHEACQUIREPROGRESS:
             OnCacheAcquireProgressFallback(reinterpret_cast<BA_ONCACHEACQUIREPROGRESS_ARGS*>(pvArgs), reinterpret_cast<BA_ONCACHEACQUIREPROGRESS_RESULTS*>(pvResults));
             break;
-        case BOOTSTRAPPER_APPLICATION_MESSAGE_ONRESOLVESOURCE:
-            OnResolveSourceFallback(reinterpret_cast<BA_ONRESOLVESOURCE_ARGS*>(pvArgs), reinterpret_cast<BA_ONRESOLVESOURCE_RESULTS*>(pvResults));
+        case BOOTSTRAPPER_APPLICATION_MESSAGE_ONCACHEACQUIRERESOLVING:
+            OnCacheAcquireResolvingFallback(reinterpret_cast<BA_ONCACHEACQUIRERESOLVING_ARGS*>(pvArgs), reinterpret_cast<BA_ONCACHEACQUIRERESOLVING_RESULTS*>(pvResults));
             break;
         case BOOTSTRAPPER_APPLICATION_MESSAGE_ONCACHEACQUIRECOMPLETE:
             OnCacheAcquireCompleteFallback(reinterpret_cast<BA_ONCACHEACQUIRECOMPLETE_ARGS*>(pvArgs), reinterpret_cast<BA_ONCACHEACQUIRECOMPLETE_RESULTS*>(pvResults));
@@ -1570,12 +1563,12 @@ private: // privates
         m_pfnBAFunctionsProc(BA_FUNCTIONS_MESSAGE_ONCACHEACQUIREPROGRESS, pArgs, pResults, m_pvBAFunctionsProcContext);
     }
 
-    void OnResolveSourceFallback(
-        __in BA_ONRESOLVESOURCE_ARGS* pArgs,
-        __inout BA_ONRESOLVESOURCE_RESULTS* pResults
+    void OnCacheAcquireResolvingFallback(
+        __in BA_ONCACHEACQUIRERESOLVING_ARGS* pArgs,
+        __inout BA_ONCACHEACQUIRERESOLVING_RESULTS* pResults
         )
     {
-        m_pfnBAFunctionsProc(BA_FUNCTIONS_MESSAGE_ONRESOLVESOURCE, pArgs, pResults, m_pvBAFunctionsProcContext);
+        m_pfnBAFunctionsProc(BA_FUNCTIONS_MESSAGE_ONCACHEACQUIRERESOLVING, pArgs, pResults, m_pvBAFunctionsProcContext);
     }
 
     void OnCacheAcquireCompleteFallback(
diff --git a/src/wixstdba/packages.config b/src/wixstdba/packages.config
index cf236703..ebb9d908 100644
--- a/src/wixstdba/packages.config
+++ b/src/wixstdba/packages.config
@@ -4,7 +4,7 @@
   <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.BalUtil" version="4.0.55" targetFramework="native" />
-  <package id="WixToolset.BootstrapperCore.Native" version="4.0.110" targetFramework="native" />
+  <package id="WixToolset.BalUtil" version="4.0.57" targetFramework="native" />
+  <package id="WixToolset.BootstrapperCore.Native" version="4.0.132" targetFramework="native" />
   <package id="WixToolset.DUtil" version="4.0.70" targetFramework="native" />
 </packages>
\ No newline at end of file
diff --git a/src/wixstdba/wixstdba.vcxproj b/src/wixstdba/wixstdba.vcxproj
index e484da0c..6d7d61a2 100644
--- a/src/wixstdba/wixstdba.vcxproj
+++ b/src/wixstdba/wixstdba.vcxproj
@@ -5,8 +5,8 @@
   <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.BalUtil.4.0.55\build\WixToolset.BalUtil.props" Condition="Exists('..\..\packages\WixToolset.BalUtil.4.0.55\build\WixToolset.BalUtil.props')" />
-  <Import Project="..\..\packages\WixToolset.BootstrapperCore.Native.4.0.110\build\WixToolset.BootstrapperCore.Native.props" Condition="Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.110\build\WixToolset.BootstrapperCore.Native.props')" />
+  <Import Project="..\..\packages\WixToolset.BalUtil.4.0.57\build\WixToolset.BalUtil.props" Condition="Exists('..\..\packages\WixToolset.BalUtil.4.0.57\build\WixToolset.BalUtil.props')" />
+  <Import Project="..\..\packages\WixToolset.BootstrapperCore.Native.4.0.132\build\WixToolset.BootstrapperCore.Native.props" Condition="Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.132\build\WixToolset.BootstrapperCore.Native.props')" />
   <Import Project="..\..\packages\WixToolset.DUtil.4.0.70\build\WixToolset.DUtil.props" Condition="Exists('..\..\packages\WixToolset.DUtil.4.0.70\build\WixToolset.DUtil.props')" />
 
   <ItemGroup Label="ProjectConfigurations">
@@ -94,8 +94,8 @@ rc.exe -fo "$(OutDir)wixstdba.res" "$(IntDir)wixstdba.messages.rc"</Command>
     <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.BalUtil.4.0.55\build\WixToolset.BalUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.BalUtil.4.0.55\build\WixToolset.BalUtil.props'))" />
-    <Error Condition="!Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.110\build\WixToolset.BootstrapperCore.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.BootstrapperCore.Native.4.0.110\build\WixToolset.BootstrapperCore.Native.props'))" />
+    <Error Condition="!Exists('..\..\packages\WixToolset.BalUtil.4.0.57\build\WixToolset.BalUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.BalUtil.4.0.57\build\WixToolset.BalUtil.props'))" />
+    <Error Condition="!Exists('..\..\packages\WixToolset.BootstrapperCore.Native.4.0.132\build\WixToolset.BootstrapperCore.Native.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.BootstrapperCore.Native.4.0.132\build\WixToolset.BootstrapperCore.Native.props'))" />
     <Error Condition="!Exists('..\..\packages\WixToolset.DUtil.4.0.70\build\WixToolset.DUtil.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\WixToolset.DUtil.4.0.70\build\WixToolset.DUtil.props'))" />
   </Target>
 </Project>
\ No newline at end of file