diff --git a/core/org.eclipse.cdt.ui/browser/org/eclipse/cdt/internal/ui/browser/opentype/OpenTypeAction.java b/core/org.eclipse.cdt.ui/browser/org/eclipse/cdt/internal/ui/browser/opentype/OpenTypeAction.java
index 77817dc7e4e..9e77a5f00f5 100644
--- a/core/org.eclipse.cdt.ui/browser/org/eclipse/cdt/internal/ui/browser/opentype/OpenTypeAction.java
+++ b/core/org.eclipse.cdt.ui/browser/org/eclipse/cdt/internal/ui/browser/opentype/OpenTypeAction.java
@@ -109,7 +109,7 @@ public class OpenTypeAction implements IWorkbenchWindowActionDelegate {
 	private boolean openTypeInEditor(ITypeReference location) {
 		ICElement[] cElements= location.getCElements();
 		try {
-			if (cElements.length > 0) {
+			if (cElements != null && cElements.length > 0) {
 				IEditorPart editor= EditorUtility.openInEditor(cElements[0]);
 				EditorUtility.revealInEditor(editor, cElements[0]);
 				return true;