1 files changed, 77 insertions, 0 deletions

diff --git a/src/WixToolset.Core.Native/Msm/IMsmError.cs b/src/WixToolset.Core.Native/Msm/IMsmError.cs
new file mode 100644
index 00000000..4f1325a6
--- /dev/null
+++ b/src/WixToolset.Core.Native/Msm/IMsmError.cs
@@ -0,0 +1,77 @@
+// 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.
+
+namespace WixToolset.Core.Native.Msm
+{
+    using System;
+    using System.Runtime.InteropServices;
+
+    /// <summary>
+    /// A merge error.
+    /// </summary>
+    [ComImport, Guid("0ADDA828-2C26-11D2-AD65-00A0C9AF11A6")]
+    public interface IMsmError
+    {
+        /// <summary>
+        /// Gets the type of merge error.
+        /// </summary>
+        /// <value>The type of merge error.</value>
+        MsmErrorType Type
+        {
+            get;
+        }
+
+        /// <summary>
+        /// Gets the path information from the merge error.
+        /// </summary>
+        /// <value>The path information from the merge error.</value>
+        string Path
+        {
+            get;
+        }
+
+        /// <summary>
+        /// Gets the language information from the merge error.
+        /// </summary>
+        /// <value>The language information from the merge error.</value>
+        short Language
+        {
+            get;
+        }
+
+        /// <summary>
+        /// Gets the database table from the merge error.
+        /// </summary>
+        /// <value>The database table from the merge error.</value>
+        string DatabaseTable
+        {
+            get;
+        }
+
+        /// <summary>
+        /// Gets the collection of database keys from the merge error.
+        /// </summary>
+        /// <value>The collection of database keys from the merge error.</value>
+        IMsmStrings DatabaseKeys
+        {
+            get;
+        }
+
+        /// <summary>
+        /// Gets the module table from the merge error.
+        /// </summary>
+        /// <value>The module table from the merge error.</value>
+        string ModuleTable
+        {
+            get;
+        }
+
+        /// <summary>
+        /// Gets the collection of module keys from the merge error.
+        /// </summary>
+        /// <value>The collection of module keys from the merge error.</value>
+        IMsmStrings ModuleKeys
+        {
+            get;
+        }
+    }
+}