bug#26660: 11.90.2; unable to generate preview

[Sureyya Sahin]

On Wed, 2017-04-26 at 08:59 -0400, Sureyya Sahin wrote:
> On Wed, 2017-04-26 at 11:40 +0200, Arash Esbati wrote:
> > Sureyya Sahin <address@hidden> writes:
> > 
> > > I am not able to preview mathematical equation in preview latex.
> > >
> > > Emacs  : GNU Emacs 25.2.1 (x86_64-unknown-linux-gnu, GTK+ Version 3.14.13)
> > >  of 2017-04-23
> > > Package: 11.90.2
> > 
> > > TeX Output exited as expected with code 1 at Tue Apr 25 18:45:05
> > > Running `Preview-PDF2DSC' with ``pdf2dsc _region_.pdf 
> > > _region_.prv/tmp25150AkS/preview.dsc''
> > > Error: /invalidaccess in --.locksafe--
> > > [...]
> > > GPL Ghostscript 9.07: Unrecoverable error, exit code 1
> > >
> > > Preview-PDF2DSC exited abnormally with code 1 at Tue Apr 25 18:45:05
> > > Running `Preview-Ghostscript' with 
> > > ``/home/ssahin/.local/texlive/2016/bin/x86_64-linux/rungs 
> > > -dOutputFile\=\(_region_.prv/tmp25150AkS/pr1-\%d.png\) -q -dNOPAUSE 
> > > -DNOPLATFONTS -dPrinted -dTextAlphaBits\=4 -dGraphicsAlphaBits\=4 
> > > -sDEVICE\=png16m -r115.334x115.313''
> > > Ghostscript filter: Args out of range: [(1 0)], 3
> > 
> > Hi Sureyya,
> > 
> > I'm not on Centos, but I suspect your Ghostscript is too old (GPL
> > Ghostscript 9.07 (2013-02-14)).  I vaguely remember issues with this
> > version back then.  Do you have a chance to update to version 9.21
> > (2017-03-16) and try it again?
> > 
> > Best, Arash
> 
> I can't remove or upgrade my whole system to ghostscript version 9.21 as
> it seems there are a number of packages compiled against version 9.07 in
> centos 7. I need to either remove all of them or recompile them myself,
> which I don't want to. 
> 
> So, I tried downloading the ghostscript version 9.21 binary and move it
> to my local bin directory. When I launch the ghostscript from command
> line, it seems to be version 9.21 indeed. However, when I try to compile
> a latex document, emacs freeze now. Additionally, if I want to generate
> previews, I realize auctex is still using the version 9.07, against
> which I compiled the emacs program. How can I set up emacs to use the
> precompiled ghostscript 9.21 binary available in my home directory?
> 
> I know other threads from google, which report similar problems;
> however, they were claiming that the problem was solved with recent
> auctex versions.

Hi, I wanted to inform you that I gave another try by compiling
ghostscript 9.21 from source instead of the binary one. I confirm that I
am able to generate previews now. Thank you for the help and I guess
this closes this bug report.

Best,
Sureyya