NPE

diff --git a/platform/lang-impl/src/com/intellij/refactoring/actions/InvertBooleanAction.java b/platform/lang-impl/src/com/intellij/refactoring/actions/InvertBooleanAction.java
index c544ed07e9de514f4fe668b423c49f68796b4eb1..65320d6cfcca2f2b0a742d1749c68dd1ad89d17c 100644 (file)
--- a/platform/lang-impl/src/com/intellij/refactoring/actions/InvertBooleanAction.java
+++ b/platform/lang-impl/src/com/intellij/refactoring/actions/InvertBooleanAction.java
@@ -33,7 +33,7 @@ public class InvertBooleanAction extends BaseRefactoringAction {
   }
 
   protected boolean isEnabledOnElements(@NotNull PsiElement[] elements) {
-    if (elements.length == 1) {
+    if (elements.length == 1 && elements[0] != null) {
       for (InvertBooleanDelegate delegate : Extensions.getExtensions(InvertBooleanDelegate.EP_NAME)) {
         if (delegate.isVisibleOnElement(elements[0])) {
           return true;