diff --git a/platform/lang-impl/src/com/intellij/analysis/problemsView/toolWindow/ProblemsViewPanel.java b/platform/lang-impl/src/com/intellij/analysis/problemsView/toolWindow/ProblemsViewPanel.java
index 2e32670eabb9..9256ce1aaebe 100644
--- a/platform/lang-impl/src/com/intellij/analysis/problemsView/toolWindow/ProblemsViewPanel.java
+++ b/platform/lang-impl/src/com/intellij/analysis/problemsView/toolWindow/ProblemsViewPanel.java
@@ -124,7 +124,7 @@ public class ProblemsViewPanel extends OnePixelSplitter implements Disposable, D
     @Override
     public boolean isEnabled() {
       VirtualFile file = getSelectedFile();
-      return file != null && ProblemsView.getDocument(getProject(), file) != null;
+      return file != null && file.isValid() && ProblemsView.getDocument(getProject(), file) != null;
     }
 
     @Override