From dd2fe20d9fe58719445411524bd730495140d02f Mon Sep 17 00:00:00 2001
From: Bob Arnson <bob@firegiant.com>
Date: Tue, 3 Sep 2024 14:25:04 -0400
Subject: [PATCH] Fix crash with use of File/@PatchGroup.

---
 .../Bind/UpdateMediaSequencesCommand.cs                         | 2 +-
 .../TestData/PatchFromWixlib/Package.wxs                        | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/wix/WixToolset.Core.WindowsInstaller/Bind/UpdateMediaSequencesCommand.cs b/src/wix/WixToolset.Core.WindowsInstaller/Bind/UpdateMediaSequencesCommand.cs
index e0ed56b10..8cf2df3a6 100644
--- a/src/wix/WixToolset.Core.WindowsInstaller/Bind/UpdateMediaSequencesCommand.cs
+++ b/src/wix/WixToolset.Core.WindowsInstaller/Bind/UpdateMediaSequencesCommand.cs
@@ -60,7 +60,7 @@ public void Execute()
 
                     if (facade.PatchGroup.HasValue)
                     {
-                        if (patchGroups.TryGetValue(facade.PatchGroup.Value, out var patchGroup))
+                        if (!patchGroups.TryGetValue(facade.PatchGroup.Value, out var patchGroup))
                         {
                             patchGroup = new List<IFileFacade>();
                             patchGroups.Add(facade.PatchGroup.Value, patchGroup);
diff --git a/src/wix/test/WixToolsetTest.CoreIntegration/TestData/PatchFromWixlib/Package.wxs b/src/wix/test/WixToolsetTest.CoreIntegration/TestData/PatchFromWixlib/Package.wxs
index 5cab1dbd7..1e2efb40f 100644
--- a/src/wix/test/WixToolsetTest.CoreIntegration/TestData/PatchFromWixlib/Package.wxs
+++ b/src/wix/test/WixToolsetTest.CoreIntegration/TestData/PatchFromWixlib/Package.wxs
@@ -17,7 +17,7 @@
   <Fragment>
     <ComponentGroup Id="Components" Directory="INSTALLFOLDER">
       <Component>
-        <File Source="$(sys.SOURCEFILEPATH)" />
+        <File PatchGroup="22" Source="$(sys.SOURCEFILEPATH)" />
       </Component>
 
       <Component>