diff --git a/platform/lang-impl/src/com/intellij/codeInsight/daemon/impl/IdentifierHighlighterPass.java b/platform/lang-impl/src/com/intellij/codeInsight/daemon/impl/IdentifierHighlighterPass.java
index 6dc614983563..02e1bc9d8cfa 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/daemon/impl/IdentifierHighlighterPass.java
+++ b/platform/lang-impl/src/com/intellij/codeInsight/daemon/impl/IdentifierHighlighterPass.java
@@ -33,6 +33,7 @@ import com.intellij.openapi.editor.impl.DocumentMarkupModel;
 import com.intellij.openapi.editor.markup.MarkupModel;
 import com.intellij.openapi.editor.markup.RangeHighlighter;
 import com.intellij.openapi.progress.ProgressIndicator;
+import com.intellij.openapi.project.IndexNotReadyException;
 import com.intellij.openapi.project.Project;
 import com.intellij.openapi.util.Couple;
 import com.intellij.openapi.util.Pair;
@@ -85,7 +86,13 @@ public class IdentifierHighlighterPass extends TextEditorHighlightingPass {
     }
 
     int flags = TargetElementUtilBase.ELEMENT_NAME_ACCEPTED | TargetElementUtilBase.REFERENCED_ELEMENT_ACCEPTED;
-    PsiElement myTarget = TargetElementUtilBase.getInstance().findTargetElement(myEditor, flags, myCaretOffset);
+    PsiElement myTarget;
+    try {
+      myTarget = TargetElementUtilBase.getInstance().findTargetElement(myEditor, flags, myCaretOffset);
+    }
+    catch (IndexNotReadyException e) {
+      return;
+    }
     
     if (myTarget == null) {
       if (!PsiDocumentManager.getInstance(myProject).isUncommited(myEditor.getDocument())) {