From 7d357b941f9ac3342545b430d16d8ea9a4093f75 Mon Sep 17 00:00:00 2001
From: meganrogge <merogge@microsoft.com>
Date: Fri, 11 Feb 2022 16:48:40 -0600
Subject: [PATCH] check if container has child before removing it

---
 src/browser/services/DecorationService.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/browser/services/DecorationService.ts b/src/browser/services/DecorationService.ts
index a775be3f4..24ceebccc 100644
--- a/src/browser/services/DecorationService.ts
+++ b/src/browser/services/DecorationService.ts
@@ -57,7 +57,7 @@ export class DecorationService extends Disposable implements IDecorationService
     for (const decoration of this._decorations) {
       decoration.dispose();
     }
-    if (this._screenElement && this._container) {
+    if (this._screenElement && this._container && this._screenElement.contains(this._container)) {
       this._screenElement.removeChild(this._container);
     }
   }