From 2a6a00aafd415adb18a5c9fa7504cf1c4d419e30 Mon Sep 17 00:00:00 2001
From: Joao Moreno <jomo@microsoft.com>
Date: Wed, 6 Jan 2016 12:59:04 +0100
Subject: [PATCH] fix #1812

---
 src/vs/base/parts/tree/browser/treeView.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/vs/base/parts/tree/browser/treeView.ts b/src/vs/base/parts/tree/browser/treeView.ts
index 9d7b2e26aa6..4489aaa0619 100644
--- a/src/vs/base/parts/tree/browser/treeView.ts
+++ b/src/vs/base/parts/tree/browser/treeView.ts
@@ -278,7 +278,12 @@ export class ViewItem implements IViewItem {
 		if (afterElement === null) {
 			container.appendChild(this.element);
 		} else {
-			container.insertBefore(this.element, afterElement);
+			try {
+				container.insertBefore(this.element, afterElement);
+			} catch (e) {
+				console.warn('Failed to locate previous tree element');
+				container.appendChild(this.element);
+			}
 		}
 
 		this.render();