From e3f7885bf7e3caec3a93a4604a87417c1e06ad80 Mon Sep 17 00:00:00 2001
From: Alexey Kudravtsev <cdr@intellij.com>
Date: Mon, 30 Nov 2015 15:48:36 +0300
Subject: [PATCH] EA-75914 - CCE: FindSuperElementsHelper$.process

---
 .../src/com/intellij/psi/impl/FindSuperElementsHelper.java    | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/java/java-analysis-impl/src/com/intellij/psi/impl/FindSuperElementsHelper.java b/java/java-analysis-impl/src/com/intellij/psi/impl/FindSuperElementsHelper.java
index ea7cc28ce30d..11a8fabd94f8 100644
--- a/java/java-analysis-impl/src/com/intellij/psi/impl/FindSuperElementsHelper.java
+++ b/java/java-analysis-impl/src/com/intellij/psi/impl/FindSuperElementsHelper.java
@@ -96,7 +96,9 @@ public class FindSuperElementsHelper {
           PsiClass anInterface = resolved.getElement();
           if (anInterface == null || !checkedInterfaces.add(PsiAnchor.create(anInterface))) continue;
           for (PsiMethod superMethod : anInterface.findMethodsByName(method.getName(), true)) {
-            superMethod = (PsiMethod)superMethod.getNavigationElement();
+            PsiElement navigationElement = superMethod.getNavigationElement();
+            if (!(navigationElement instanceof PsiMethod)) continue; // Kotlin
+            superMethod = (PsiMethod)navigationElement;
             ProgressManager.checkCanceled();
             PsiClass superInterface = superMethod.getContainingClass();
             if (superInterface == null) {