Re: problems creating .ps's (also outside of macro)

From: Rene Brun (Rene.Brun@cern.ch)
Date: Fri Jul 02 1999 - 15:51:23 MEST


Hi Joerg,
Could you send me a copy of your canvas.root file when you get
the bas ps file.
To generate this file, use the "File" menu in the canvas and select
"SaveAs canvas.root"
Send the canvas.root file as a mail attachment.
I will investigate the problem with filled TGraph.

Rene Brun

J. Rieling wrote:
> 
> -----BEGIN PGP SIGNED MESSAGE-----
> 
> hi all, hi Rene & Fons,
> 
>   every now and then when i save a canvas in ps/eps format
>   i get corrupted files.
> 
>   1.) the error message from gv is (if that helps you => god you're a guru):
> 
>   Error: /stackunderflowGNU Ghostscript: Unrecoverable error, exit code 1
>   in --image--
>   Operand stack:
>       1616   1   --nostringval--   --nostringval--
>   Execution stack:
>       %interp_exit   .runexec2   --nostringval--   --nostringval--
>       --nostringval--   2   %stopped_push   --nostringval--
>       --nostringval--
>       --nostringval--   false   1   %stopped_push   1   3   %oparray_pop
>       .runexec2   --nostringval--   --nostringval--   --nostringval--   2
>       %stopped_push   --nostringval--   --nostringval--   2   1   74
>       --nostringval--   %for_pos_int_continue   2   1   74
>       --nostringval-- %
>   Error: PostScript interpreter failed in main window.
> 
>   2.) if i try to find something that is common to the renitent
>       canvases:  a.) they all contain a graph/hist with >= 1 logarithmic
>       axis (YES i know ln 0 = NaN)   and b.) they all contain (filled)
>       TGraphs.
> 
>   3.) though terribly inadequate for lines & rectangles: gif exports do
>       always work (not surprising, certainly)
> 
>   ideas/comments/hints ?
> 
> j"org.
> 
> __________________________________________________________________________
> dr. j. rieling  /  daimlerChrysler aerospace, orbital systems & operations
> fon +49 421 5395643      fax +49 421 5395127      joerg.rieling@ri.dasa.de
> 
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