[tex-live] problem after upgrading. on Windows 10.

[Zdenek Wagner]

It sometimes happens, usually if you have wrong setting of PATH during
update. The *.pool files contains all strings including the error messages
so if the files do not match, TeX is unable to display a better error
message.

Zdeněk Wagner
http://ttsm.icpf.cas.cz/team/wagner.shtml
http://icebearsoft.euweb.cz

2016-02-16 23:17 GMT+01:00 Pi <juanpide at gmail.com>:

> Reinstalled everything and still the same problem.
> The problem only happens with the 64bit executable,  the 32bit one is OK.
>
> Now, after   fmtutil -sys --all   it works, thanks.
> I don't know if this happened to others too
>
> 2016-02-16 23:03 GMT+01:00 Zdenek Wagner <zdenek.wagner at gmail.com>:
>
>> For some reason your pdflatex.fmt was created with a different version of
>> pdftex.pool. It is necessary to regenerate the format, most probably all
>> formats. You can do it by:
>>
>> fmtutil-sys --all
>>
>> Zdeněk Wagner
>> http://ttsm.icpf.cas.cz/team/wagner.shtml
>> http://icebearsoft.euweb.cz
>>
>> 2016-02-16 21:31 GMT+01:00 Pi <juanpide at gmail.com>:
>>
>>>
>>>  Hello
>>>
>>> Some days ago I updated Tex Live 2015 with
>>> tlmgr -all
>>> and now my Tex Live doesn't work.
>>> TexStudio says it can't start pdflatex.
>>>
>>> If I try to run pfdlatex directly it says.
>>>
>>> This is pdfTeX, Version 3.14159265-2.6-1.40.16 (TeX Live 2015/W32TeX)
>>> (preloaded format=pdflatex)
>>>  restricted \write18 enabled.
>>> ---! c:/texlive/2015/texmf-var/web2c/pdftex/pdflatex.fmt doesn't match
>>> pdftex.pool
>>> (Fatal format file error; I'm stymied)
>>>
>>>
>>> fmtutil --all    doesn't solve the problem either
>>> fmtutil: fmtutil is using the following fmtutil.cnf files (in precedence
>>> order): fmtutil: c:/texlive/2015/texmf-dist/web2c/fmtutil.cnf fmtutil:
>>> fmtutil is using the following fmtutil.cnf file for writing changes:
>>> fmtutil: c:/users/joe/.texlive2015/texmf-config/web2c/fmtutil.cnf Cannot
>>> get a temporary directory after five iterations ... sorry! at
>>> c:/texlive/2015/texmf-dist/scripts/texlive/fmtutil.pl line 334.
>>> C:\texlive\2015\bin\win64\runscript.tlu:659: command failed with exit code
>>> 2: perl.exe c:/texlive/2015/texmf-dist/scripts/texlive/fmtutil.pl --all
>>>
>>>
>>> I've tried to repair everything from Tex Live Manager , runing as admin,
>>> no errors but pdflatex still doesn't work.
>>>
>>> I don't use firewall, and the antivirus is not the problem.
>>>
>>> What should I do?
>>>
>>> Thanks
>>>
>>
>>
>
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