Your bug report

#29980: 11.90.2.2017-07-25; Failed to generate images of the preview

which was filed against the auctex package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 29980@debbugs.gnu.org.

-- 
29980: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=29980
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