diff --git a/src/vs/workbench/parts/debug/electron-browser/debugViewer.ts b/src/vs/workbench/parts/debug/electron-browser/debugViewer.ts
index b91233d7307..7bde56e3511 100644
--- a/src/vs/workbench/parts/debug/electron-browser/debugViewer.ts
+++ b/src/vs/workbench/parts/debug/electron-browser/debugViewer.ts
@@ -589,7 +589,8 @@ export class VariablesActionProvider implements IActionProvider {
 	}
 
 	public hasSecondaryActions(tree: ITree, element: any): boolean {
-		return element instanceof Variable;
+		// Only show context menu on "real" variables. Not on array chunk nodes.
+		return element instanceof Variable && !!element.value;
 	}
 
 	public getSecondaryActions(tree: ITree, element: any): TPromise<IAction[]> {