diff --git a/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationComponent.java b/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationComponent.java
index df661ae0f6ce..89fe36e0025d 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationComponent.java
+++ b/platform/lang-impl/src/com/intellij/codeInsight/documentation/DocumentationComponent.java
@@ -673,6 +673,8 @@ public class DocumentationComponent extends JPanel implements Disposable, DataPr
   }
 
   private void setDataInternal(SmartPsiElementPointer element, String text, final Rectangle viewRect, final String ref) {
+    if (myManager == null) return;
+
     setElement(element);
     
     highlightLink(-1);