From 90c9b525edb5bb09b04296d9dd8ee77a7c25e17a Mon Sep 17 00:00:00 2001
From: ahocevar <andreas.hocevar@gmail.com>
Date: Tue, 20 Mar 2012 10:13:14 +0100
Subject: [PATCH] Nullifying more properties - previous change did not fix the
 issue.

---
 lib/OpenLayers/Layer/Grid.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/OpenLayers/Layer/Grid.js b/lib/OpenLayers/Layer/Grid.js
index 90f553b40b..423f4490b4 100644
--- a/lib/OpenLayers/Layer/Grid.js
+++ b/lib/OpenLayers/Layer/Grid.js
@@ -325,7 +325,11 @@ OpenLayers.Layer.Grid = OpenLayers.Class(OpenLayers.Layer.HTTPRequest, {
         obj.gridResolution = null;
         // same for backbuffer and tile queue
         obj.backBuffer = null;
+        obj.backBufferTimerId = null;
         obj.tileQueue = [];
+        obj.tileQueueId = null;
+        obj.loading = false;
+        obj.moveTimerId = null;
 
         return obj;
     },