diff --git a/java/java-impl/src/com/intellij/refactoring/safeDelete/SafeDeleteJavaCallerChooser.java b/java/java-impl/src/com/intellij/refactoring/safeDelete/SafeDeleteJavaCallerChooser.java
index 59f30fb75226..63de4092b4db 100644
--- a/java/java-impl/src/com/intellij/refactoring/safeDelete/SafeDeleteJavaCallerChooser.java
+++ b/java/java-impl/src/com/intellij/refactoring/safeDelete/SafeDeleteJavaCallerChooser.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2014 JetBrains s.r.o.
+ * Copyright 2000-2016 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -33,11 +33,13 @@ import com.intellij.refactoring.safeDelete.usageInfo.SafeDeleteParameterCallHier
 import com.intellij.refactoring.safeDelete.usageInfo.SafeDeleteReferenceJavaDeleteUsageInfo;
 import com.intellij.usageView.UsageInfo;
 import com.intellij.util.Consumer;
-import com.intellij.util.Function;
 import com.intellij.util.Processor;
 import com.intellij.util.containers.ContainerUtil;
 
-import java.util.*;
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
 
 abstract class SafeDeleteJavaCallerChooser extends JavaCallerChooser {
   private final PsiMethod myMethod;
@@ -81,8 +83,10 @@ abstract class SafeDeleteJavaCallerChooser extends JavaCallerChooser {
         ReferencesSearch.search(nodeMethod).forEach(reference -> {
           final PsiElement element = reference.getElement();
           if (element != null) {
-            JavaSafeDeleteDelegate.EP.forLanguage(element.getLanguage())
-              .createUsageInfoForParameter(reference, foreignMethodUsages, parameter, nodeMethod);
+            JavaSafeDeleteDelegate safeDeleteDelegate = JavaSafeDeleteDelegate.EP.forLanguage(element.getLanguage());
+            if (safeDeleteDelegate != null) {
+              safeDeleteDelegate.createUsageInfoForParameter(reference, foreignMethodUsages, parameter, nodeMethod);
+            }
           }
           return true;
         });