[Bugs] #3509 Paint UNSP: Paint OS8 - invert colors tears image

[Sugar Labs Bugs]

#3509: Paint OS8 - invert colors tears image
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    Reporter:  tonyforster                |          Owner:  godiard                    
        Type:  defect                     |         Status:  new                        
    Priority:  Unspecified by Maintainer  |      Milestone:  Unspecified by Release Team
   Component:  Paint                      |        Version:  Unspecified                
    Severity:  Unspecified                |       Keywords:                             
Distribution:  Unspecified                |   Status_field:  Unconfirmed                
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Comment(by humitos):

 * cat ~/.sugar/default/logs/org.laptop.Oficina-6.log
 {{{
 /home/humitos/Activities/Paint.activity/Desenho.py:660: GtkWarning:
 _gdk_pixmap_new: assertion `(width != 0) && (height != 0)' failed
   widget.pixmap_sel = gtk.gdk.Pixmap(widget.window, dx, dy, -1)
 Traceback (most recent call last):
   File "/home/humitos/Activities/Paint.activity/Area.py", line 591, in
 mouseup
     self.d.selection(widget, coords, False)
   File "/home/humitos/Activities/Paint.activity/Desenho.py", line 660, in
 selection
     widget.pixmap_sel = gtk.gdk.Pixmap(widget.window, dx, dy, -1)
 RuntimeError: could not create GdkPixmap object
 }}}

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Ticket URL: <http://bugs.sugarlabs.org/ticket/3509#comment:8>
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