diff --git a/java/compiler/impl/src/com/intellij/compiler/backwardRefs/DirtyScopeHolder.java b/java/compiler/impl/src/com/intellij/compiler/backwardRefs/DirtyScopeHolder.java
index bedaaa0c8501..ac99b94c43eb 100644
--- a/java/compiler/impl/src/com/intellij/compiler/backwardRefs/DirtyScopeHolder.java
+++ b/java/compiler/impl/src/com/intellij/compiler/backwardRefs/DirtyScopeHolder.java
@@ -217,7 +217,9 @@ public class DirtyScopeHolder extends UserDataHolderBase implements AsyncFileLis
 
       @Override
       public void afterVfsChange() {
-        after(events);
+        if (!myService.getProject().isDisposed()) {
+          after(events);
+        }
       }
     };
   }