3 files changed, 66 insertions, 26 deletions

diff --git a/src/wix/WixToolset.Core/HarvestFilesCommand.cs b/src/wix/WixToolset.Core/HarvestFilesCommand.cs
index ed78e808..25698ece 100644
--- a/src/wix/WixToolset.Core/HarvestFilesCommand.cs
+++ b/src/wix/WixToolset.Core/HarvestFilesCommand.cs
@@ -135,33 +135,32 @@ namespace WixToolset.Core
 
             var files = new List<WildcardFile>();
 
-            try
+            foreach (var pattern in patterns)
             {
-                foreach (var pattern in patterns)
+                // Resolve bind paths, if any, which might result in multiple directories.
+                foreach (var path in this.ResolveBindPaths(sourceLineNumbers, pattern))
                 {
-                    // Resolve bind paths, if any, which might result in multiple directories.
-                    foreach (var path in this.ResolveBindPaths(sourceLineNumbers, pattern))
-                    {
-                        var sourceDirectory = String.IsNullOrEmpty(sourcePath) ? Path.GetDirectoryName(sourceLineNumbers.FileName) : sourcePath;
-                        var recursive = path.IndexOf("**") >= 0;
-                        var filePortion = Path.GetFileName(path);
-                        var directoryPortion = Path.GetDirectoryName(path).TrimEnd(Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar);
+                    var sourceDirectory = String.IsNullOrEmpty(sourcePath) ? Path.GetDirectoryName(sourceLineNumbers.FileName) : sourcePath;
+                    var recursive = path.IndexOf("**") >= 0;
+                    var filePortion = Path.GetFileName(path);
+                    var directoryPortion = Path.GetDirectoryName(path).TrimEnd(Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar);
 
-                        if (directoryPortion?.EndsWith(@"\**") == true)
-                        {
-                            directoryPortion = directoryPortion.Substring(0, directoryPortion.Length - 3);
-                        }
-
-                        if (directoryPortion is null || directoryPortion.Length == 0 || directoryPortion == "**")
-                        {
-                            directoryPortion = sourceDirectory;
+                    if (directoryPortion?.EndsWith(@"\**") == true)
+                    {
+                        directoryPortion = directoryPortion.Substring(0, directoryPortion.Length - 3);
+                    }
 
-                        }
-                        else if (!Path.IsPathRooted(directoryPortion))
-                        {
-                            directoryPortion = Path.Combine(sourceDirectory, directoryPortion);
-                        }
+                    if (directoryPortion is null || directoryPortion.Length == 0 || directoryPortion == "**")
+                    {
+                        directoryPortion = sourceDirectory;
+                    }
+                    else if (!Path.IsPathRooted(directoryPortion))
+                    {
+                        directoryPortion = Path.Combine(sourceDirectory, directoryPortion);
+                    }
 
+                    try
+                    {
                         var recursiveDirOffset = directoryPortion.Length + 1;
 
                         var foundFiles = Directory.EnumerateFiles(directoryPortion, filePortion, recursive ? SearchOption.AllDirectories : SearchOption.TopDirectoryOnly);
@@ -176,12 +175,12 @@ namespace WixToolset.Core
                             });
                         }
                     }
+                    catch (DirectoryNotFoundException e)
+                    {
+                        this.Messaging.Write(OptimizerWarnings.ExpectedDirectory(harvestFile.SourceLineNumbers, e.Message));
+                    }
                 }
             }
-            catch (DirectoryNotFoundException e)
-            {
-                this.Messaging.Write(OptimizerWarnings.ExpectedDirectory(harvestFile.SourceLineNumbers, e.Message));
-            }
 
             return files;
         }
diff --git a/src/wix/test/WixToolsetTest.CoreIntegration/HarvestFilesFixture.cs b/src/wix/test/WixToolsetTest.CoreIntegration/HarvestFilesFixture.cs
index 949746ac..a680d145 100644
--- a/src/wix/test/WixToolsetTest.CoreIntegration/HarvestFilesFixture.cs
+++ b/src/wix/test/WixToolsetTest.CoreIntegration/HarvestFilesFixture.cs
@@ -57,6 +57,30 @@ namespace WixToolsetTest.CoreIntegration
         }
 
         [Fact]
+        public void MissingHarvestExclusionsDoesNotBlockAllHarvesting()
+        {
+            Build("SomeExclusionsMissing.wxs", (msiPath, sourceFolder, baseFolder, result) =>
+            {
+                var expectedWarnings = new[]
+                {
+                    @"8601: Missing directory for harvesting files: Could not find a part of the path '<sourceFolder>\files2\files2_sub2\MissingDirectory'.",
+                    @"8601: Missing directory for harvesting files: Could not find a part of the path '<sourceFolder>\files2\files2_sub2\ThisDirectoryIsAlsoMissing'.",
+                };
+
+                var expectedFiles = new[]
+                {
+                    @"flsCswDB8sBfZz7_oHNtra3tiFivPE=PFiles\MsiPackage\test20.txt",
+                    @"fls4200C_IADZMINQyhQg52G3WxxfU=PFiles\MsiPackage\test21.txt",
+                };
+
+                var messages = result.Messages.Select(m => FormatMessage(m, sourceFolder, baseFolder)).ToArray();
+                WixAssert.CompareLineByLine(expectedWarnings, messages);
+
+                AssertFileIdsAndTargetPaths(msiPath, expectedFiles);
+            }, warningsAsErrors: false);
+        }
+
+        [Fact]
         public void DuplicateFilesSomethingSomething()
         {
             Build("DuplicateFiles.wxs", (_, result) =>
diff --git a/src/wix/test/WixToolsetTest.CoreIntegration/TestData/HarvestFiles/SomeExclusionsMissing.wxs b/src/wix/test/WixToolsetTest.CoreIntegration/TestData/HarvestFiles/SomeExclusionsMissing.wxs
new file mode 100644
index 00000000..104518bd
--- /dev/null
+++ b/src/wix/test/WixToolsetTest.CoreIntegration/TestData/HarvestFiles/SomeExclusionsMissing.wxs
@@ -0,0 +1,17 @@
+<Wix xmlns="http://wixtoolset.org/schemas/v4/wxs">
+    <Package Id="WixToolsetTest.SomeExclusionsMissing" Name="MsiPackage" Version="1.0.0.0" Manufacturer="Example Corporation">
+
+        <Files Include="files2\files2_sub2\**">
+            <Exclude Files="files2\files2_sub2\MissingDirectory\**" />
+            <Exclude Files="files2\files2_sub2\pleasedontincludeme.dat" />
+            <Exclude Files="files2\files2_sub2\ThisDirectoryIsAlsoMissing\**" />
+        </Files>
+
+    </Package>
+
+    <Fragment>
+        <StandardDirectory Id="ProgramFilesFolder">
+            <Directory Id="INSTALLFOLDER" Name="MsiPackage" />
+        </StandardDirectory>
+    </Fragment>
+</Wix>