From f86c0f9a912cf44e160dd79e858c8322ba36e631 Mon Sep 17 00:00:00 2001
From: Sandeep Somavarapu <sasomava@microsoft.com>
Date: Tue, 16 Jan 2018 11:16:36 +0100
Subject: [PATCH] Remove the handle from the system when handle changes

---
 src/vs/workbench/api/node/extHostTreeViews.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/vs/workbench/api/node/extHostTreeViews.ts b/src/vs/workbench/api/node/extHostTreeViews.ts
index 5a63e004f56..a1807377c88 100644
--- a/src/vs/workbench/api/node/extHostTreeViews.ts
+++ b/src/vs/workbench/api/node/extHostTreeViews.ts
@@ -254,7 +254,10 @@ class ExtHostTreeView<T> extends Disposable {
 		// Update parent node
 		if (node) {
 			if (node.handle !== handle) {
+				// Remove the old handle from the system
+				this.elements.delete(node.handle);
 				childrenHandles[childrenHandles.indexOf(node.handle)] = handle;
+
 				this.clearChildren(element);
 			}
 		} else {
-- 
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