From 49090d774dbc5d4c82be6da68c04aa169577020b Mon Sep 17 00:00:00 2001
From: Kevin Cunnane <kcunnane@microsoft.com>
Date: Thu, 17 Jan 2019 14:41:56 -0800
Subject: [PATCH] Null ref occurred when doing some UI interactions before the
 notebook model was set (#3769)

---
 src/sql/parts/notebook/notebook.component.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/sql/parts/notebook/notebook.component.ts b/src/sql/parts/notebook/notebook.component.ts
index 0bcdc965b5..f4b02b8e30 100644
--- a/src/sql/parts/notebook/notebook.component.ts
+++ b/src/sql/parts/notebook/notebook.component.ts
@@ -168,7 +168,7 @@ export class NotebookComponent extends AngularDisposable implements OnInit, OnDe
 	}
 
 	public unselectActiveCell() {
-		if (this.model.activeCell) {
+		if (this.model && this.model.activeCell) {
 			this.model.activeCell.active = false;
 		}
 		this._changeRef.detectChanges();