From e4e487c7a3b5a792e63e20be6a3b902a292e8d59 Mon Sep 17 00:00:00 2001
From: Code WvS <code-wvs@quantentunnel.de>
Date: Sat, 28 Feb 2015 13:06:33 +0100
Subject: attempt to fix marker loading problems

---
 gui.js | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

(limited to 'gui.js')

diff --git a/gui.js b/gui.js
index 875a3d2..a914f08 100644
--- a/gui.js
+++ b/gui.js
@@ -212,9 +212,6 @@ IDE_Morph.prototype.init = function (isAutoFill) {
 
     this.globalVariables = new VariableFrame();
 
-    // recreate all Sprite markers (Snap-YOW)
-    window.spriteGroup = L.layerGroup().addTo(window.map);
-
     this.currentSprite = new SpriteMorph(this.globalVariables);
     this.sprites = new List([this.currentSprite]);
     this.currentCategory = 'map';
@@ -2803,7 +2800,9 @@ IDE_Morph.prototype.newProject = function () {
     this.globalVariables = new VariableFrame();
 
     // recreate all Sprite markers (Snap-YOW)
-    window.map.removeLayer(window.spriteGroup);
+    if (window.map.hasLayer(window.spriteGroup)) {
+        window.map.removeLayer(window.spriteGroup);
+    }
     window.spriteGroup = L.layerGroup().addTo(window.map);
 
     this.currentSprite = new SpriteMorph(this.globalVariables);
-- 
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