Merge to main-vs-deps (#78864)

RikkiGibson · web-flow · commit 1119c85de2f6 · 2025-06-08T13:57:13.000-07:00
diff --git a/src/VisualStudio/Core/Impl/SolutionExplorer/SymbolTree/RootSymbolTreeItemSourceProvider.cs b/src/VisualStudio/Core/Impl/SolutionExplorer/SymbolTree/RootSymbolTreeItemSourceProvider.cs
@@ -116,7 +116,10 @@ private async ValueTask UpdateCollectionSourcesAsync(
         lock (_filePathToCollectionSources)
         {
             foreach (var filePath in updatedFilePaths)
-                sources.AddRange(_filePathToCollectionSources[filePath]);
+            {
+                if (_filePathToCollectionSources.TryGetValue(filePath, out var pathSources))
+                    sources.AddRange(pathSources);
+            }
         }
 
         // Update all the affected documents in parallel.

Original file line number	Diff line number	Diff line change
`@@ -116,7 +116,10 @@ private async ValueTask UpdateCollectionSourcesAsync(`
`116`	`116`	`lock (_filePathToCollectionSources)`
`117`	`117`	`{`
`118`	`118`	`foreach (var filePath in updatedFilePaths)`
`119`		`- sources.AddRange(_filePathToCollectionSources[filePath]);`
	`119`	`+ {`
	`120`	`+ if (_filePathToCollectionSources.TryGetValue(filePath, out var pathSources))`
	`121`	`+ sources.AddRange(pathSources);`
	`122`	`+ }`
`120`	`123`	`}`
`121`	`124`
`122`	`125`	`// Update all the affected documents in parallel.`