From 96427328b36f49f42862cd5030be908a3521dfba Mon Sep 17 00:00:00 2001
From: Oliver Duis <oduis@hotmail.com>
Date: Thu, 11 Nov 2010 16:12:25 +0100
Subject: [PATCH] Fixed a crash on opening crop window (see second of the two
 issue in #314 for details)

---
 rtgui/imagearea.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/rtgui/imagearea.cc b/rtgui/imagearea.cc
index e24e2163d..b5506f1f7 100644
--- a/rtgui/imagearea.cc
+++ b/rtgui/imagearea.cc
@@ -229,7 +229,8 @@ void ImageArea::unGrabFocus () {
 }
 
 void ImageArea::addCropWindow () { 
-    
+    if (!mainCropWindow) return;  // if called but no image is loaded, it would crash
+
     CropWindow* cw = new CropWindow (this, ipc);
     cw->zoom11();
     cw->setCropGUIListener (cropgl);