From 27a7c430edb267aaa834d99e5662de6c9e0ad33b Mon Sep 17 00:00:00 2001
From: isidor <inikolic@microsoft.com>
Date: Wed, 28 Sep 2016 14:26:25 +0200
Subject: [PATCH] fixes #12853

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

diff --git a/src/vs/workbench/parts/debug/browser/debugEditorModelManager.ts b/src/vs/workbench/parts/debug/browser/debugEditorModelManager.ts
index 864b9f2529b..3d9510afb95 100644
--- a/src/vs/workbench/parts/debug/browser/debugEditorModelManager.ts
+++ b/src/vs/workbench/parts/debug/browser/debugEditorModelManager.ts
@@ -292,7 +292,7 @@ export class DebugEditorModelManager implements IWorkbenchContribution {
 		}
 
 		if (!session || session.configuration.capabilities.supportsConditionalBreakpoints) {
-			const mode = modelData.model.getMode();
+			const mode = modelData ? modelData.model.getMode() : null;
 			const modeId = mode ? mode.getId() : '';
 			const glyphMarginHoverMessage = `\`\`\`${modeId}\n${ breakpoint.condition }\`\`\``;