diff --git a/java/java-impl/src/com/intellij/refactoring/introduceParameter/IntroduceParameterHandler.java b/java/java-impl/src/com/intellij/refactoring/introduceParameter/IntroduceParameterHandler.java
index e8521d613eac..3c28e2dd11fb 100644
--- a/java/java-impl/src/com/intellij/refactoring/introduceParameter/IntroduceParameterHandler.java
+++ b/java/java-impl/src/com/intellij/refactoring/introduceParameter/IntroduceParameterHandler.java
@@ -639,6 +639,9 @@ public class IntroduceParameterHandler extends IntroduceHandlerBase {
                                                   final PsiType selectedType,
                                                   final ExtractMethodProcessor processor, 
                                                   final PsiElement[] elements) {
+    if (!elements[0].isValid()) {
+      return;
+    }
     final PsiElement commonParent = findCommonParent(elements);
     if (commonParent == null) {
       LOG.error("Should have common parent:" + Arrays.toString(elements));
diff --git a/java/java-impl/src/com/intellij/refactoring/introduceVariable/IntroduceFunctionalVariableHandler.java b/java/java-impl/src/com/intellij/refactoring/introduceVariable/IntroduceFunctionalVariableHandler.java
index afec6600bc22..0a413cd0098e 100644
--- a/java/java-impl/src/com/intellij/refactoring/introduceVariable/IntroduceFunctionalVariableHandler.java
+++ b/java/java-impl/src/com/intellij/refactoring/introduceVariable/IntroduceFunctionalVariableHandler.java
@@ -115,6 +115,7 @@ public class IntroduceFunctionalVariableHandler extends IntroduceVariableHandler
                                             Editor editor,
                                             MyExtractMethodProcessor processor,
                                             PsiElement[] elements) {
+    if (!elements[0].isValid()) return;
     if (!CommonRefactoringUtil.checkReadOnlyStatus(project, elements[0])) return;
     MyExtractMethodProcessor physicalProcessor =
       new MyExtractMethodProcessor(project, editor, elements,