[GRASS-dev] [GRASS GIS] #239: crash if zooming in too much

[GRASS GIS]

#239: crash if zooming in too much
----------------------+-----------------------------------------------------
 Reporter:  msieczka  |       Owner:  grass-dev at lists.osgeo.org
     Type:  defect    |      Status:  new                      
 Priority:  major     |   Milestone:  6.4.0                    
Component:  default   |     Version:  svn-develbranch6         
 Keywords:            |    Platform:  Linux                    
      Cpu:  x86-64    |  
----------------------+-----------------------------------------------------
 r32363

 1. Add a raster map (raster or vector).

 2. Zoom in until an error like this pops up:

 {{{
 Execution failed: 'd.rast map=N51E016 at PERMANENT --q'

 Details:
  ERROR: region for current mapset line 1run "g.region"
 }}}

 3. Try to "Zoom to selected map" or any other zoom operation - a crash:

 {{{
  Traceback (most recent call last):
   File "/usr/local/grass-6.4.svn/etc/wxpython/gui_modules/ma
 pdisp.py", line 2076, in OnZoomToMap

 self.ZoomToMap()
   File "/usr/local/grass-6.4.svn/etc/wxpython/gui_modules/ma
 pdisp.py", line 2129, in ZoomToMap

 self.UpdateMap()
   File "/usr/local/grass-6.4.svn/etc/wxpython/gui_modules/ma
 pdisp.py", line 579, in UpdateMap

 self.mapfile = self.Map.Render(force=True,
 mapWindow=self.parent, windres=windres)
   File "/usr/local/grass-6.4.svn/etc/wxpython/gui_modules/re
 nder.py", line 762, in Render

 if not layer.Render():
   File "/usr/local/grass-6.4.svn/etc/wxpython/gui_modules/re
 nder.py", line 135, in Render

 os.environ["GRASS_PNGFILE"] = self.mapfile
   File "/usr/lib/python2.5/os.py", line 474, in __setitem__

 putenv(key, item)
 TypeError
 :
 putenv() argument 2 must be string, not None
 }}}

-- 
Ticket URL: <http://trac.osgeo.org/grass/ticket/239>
GRASS GIS <http://grass.osgeo.org>