From 3f0410ad34b95e1d38615bef575a1e782baff00f Mon Sep 17 00:00:00 2001
From: isidor <inikolic@microsoft.com>
Date: Mon, 5 Sep 2016 18:46:15 +0200
Subject: [PATCH] fixes #10215

---
 src/vs/workbench/parts/debug/electron-browser/debugViewer.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/vs/workbench/parts/debug/electron-browser/debugViewer.ts b/src/vs/workbench/parts/debug/electron-browser/debugViewer.ts
index 785e197a5dd..2853f911b5c 100644
--- a/src/vs/workbench/parts/debug/electron-browser/debugViewer.ts
+++ b/src/vs/workbench/parts/debug/electron-browser/debugViewer.ts
@@ -582,7 +582,7 @@ export class VariablesDataSource implements tree.IDataSource {
 		}
 
 		let variable = <model.Variable>element;
-		return variable.reference !== 0 && !strings.equalsIgnoreCase(variable.value, 'null');
+		return variable.reference !== 0 && variable.value && !strings.equalsIgnoreCase(variable.value, 'null');
 	}
 
 	public getChildren(tree: tree.ITree, element: any): TPromise<any> {