From 5eb1fdfaca553cbadc1b97cda31f95599befaec5 Mon Sep 17 00:00:00 2001
From: crschmidt <crschmidt@crschmidt.net>
Date: Mon, 24 Jul 2006 12:17:48 +0000
Subject: [PATCH] When we remove a layer from the map, if it is the base Layer,
 we need to find *another* base layer to replace it, otherwise when we call
 getExtent, etc. it will be on the *old* base layer, which no longer has a map
 object defined.

git-svn-id: http://svn.openlayers.org/trunk/openlayers@999 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
---
 lib/OpenLayers/Map.js | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/lib/OpenLayers/Map.js b/lib/OpenLayers/Map.js
index 1a834b6a4f..290a1166d7 100644
--- a/lib/OpenLayers/Map.js
+++ b/lib/OpenLayers/Map.js
@@ -327,6 +327,15 @@ OpenLayers.Map.prototype = {
             this.layerContainerDiv.removeChild(layer.div);
         }
         this.layers.remove(layer);
+        if (this.baseLayer == layer) {
+            this.baseLayer = null;
+            for(i=0; i < this.layers.length; i++) {
+                if ( (this.baseLayer == null) && (this.layers[i].isBaseLayer()) ) {
+                    this.baseLayer = this.layers[i];
+                    continue;
+                }
+            }
+        }
         layer.map = null;
         this.events.triggerEvent("removelayer");
     },