The problem went away once i changed the values for both TEMP and TMP
environment variables to "C:\Temp" (without quotation marks). This---i
think---has to do with long filenames (path to TEMP folder).

Great, great job by the way. Org makes so much things easier. Thank you
very much!


2013/10/13 Vicente Vera <vicentemvp@gmail.com>

> Hello. I'm trying to export an Org file with some basic latex code (block
> with "#+BEGIN_SRC latex :file block1.png" and "tex:dvipng" in "#+OPTIONS:")
> but this shows up in the *Messages* buffer:
>
> >org-babel-exp processing...
> >executing Latex code block (block1)...
> >Failed to create dvi file from
> c:/DOCUME~1/User1/CONFIG~1/Temp/orgtex1376-zt.tex
> >Code block evaluation complete.
> >Formatting LaTeX using dvipng
>
> The ODT document is created but, obviously, without the PNG formulas. It
> happens too with inline LaTeX fragments:
>
> >Creating LaTeX Image 1...
> >Failed to create dvi file from
> c:/DOCUME~1/User1/CONFIG~1/Temp/orgtex124_dQ.tex
> >Embedding c:/Documents and Settings/User1/My
> documents/testodt/ltxpng/testodt_0d00b93575360a27f804d102a03f4e2d4ee0f915.png
> as Images/0001.png...
> >OpenDocument export failed: Copying file: no such file or directory,
> c:/Documents and Settings/User1/My
> documents/testodt/ltxpng/testodt_0d00b93575360a27f804d102a03f4e2d4ee0f915.png,
> c:/DOCUME~1/User1/CONFIG~1/Temp/odt-124Zro/Images/0001.png
>
> Org's LaTeX preview doesn't work either. The dvi files are not being
> created.
>
> My setup includes:
> - Windows XP SP3
> - Emacs 24.3.1 with Org 8.2.1 (20131007 from ELPA) and AUCTeX 11.87.1
> (from ELPA); everything correctly (and cleanly) installed
> - TeX Live 2013 (full install), on Windows' PATH
>
> Standalone dvipng works ok (tried it with a small dvi file through Windows
> command line) and latex too (through cmd, Org---latex & pdf export--- and
> AUCTeX).
>
> Thanks for reading.
>