diff --git a/platform/lang-impl/src/com/intellij/codeInsight/hint/ImplementationViewComponent.java b/platform/lang-impl/src/com/intellij/codeInsight/hint/ImplementationViewComponent.java
index 0a8a4aae9a2a..ee459ab948ff 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/hint/ImplementationViewComponent.java
+++ b/platform/lang-impl/src/com/intellij/codeInsight/hint/ImplementationViewComponent.java
@@ -271,6 +271,7 @@ public class ImplementationViewComponent extends JPanel {
     update(elements, new PairFunction<PsiElement[], List<FileDescriptor>, Boolean>() {
       @Override
       public Boolean fun(PsiElement[] psiElements, List<FileDescriptor> fileDescriptors) {
+        if (myEditor.isDisposed()) return false;
         if (psiElements.length == 0) return false;
 
         final Project project = psiElements[0].getProject();