On Sun, Mar 10, 2019 at 11:32:26PM -0400, Paul A. Rubin wrote:
> On 3/10/19 8:47 PM, Scott Kostyshak wrote:
> > Attached is a user directory. I believe I happened to create it from a
> > weird situation. Maybe TeX Live was half-way installed or something like
> > that. In any case, LyX won't compile to PDF with pdflatex when this user
> > directory is used. That's probably not too strange. But when I
> > reconfigure and restart, LyX still doesn't want to compile to PDF with
> > pdflatex. Note that LyX will compile to PDF with lualatex. The
> > configure.log contains the following:
> > 
> >    INFO: checking for the pdflatex program...
> >    INFO: +checking for "pdflatex"...  yes
> > 
> > so I'm not sure why the button is greyed out.
> > 
> > To reproduce:
> > 
> > 1. tar -xzf userdir123.tar.gz && lyx -userdir ./userdir123
> > 2. Note that you cannot compile a simple "hello" document to PDF with 
> > pdflatex.
> > 3. Reconfigure and restart.
> > 4. You still cannot compile a simple "hello" document to PDF with pdflatex.
> > 
> > I can reproduce on 2.3.x and on master. Can anyone else reproduce?
> > 
> > I'm unsure if this is worth looking into since I think the user
> > directory was the result of a strange situation. But I remember seeing
> > reports where a reconfigure doesn't solve anything but removing the
> > directory does, so perhaps this situation is common in some way.
> > 
> > Scott
> Confirmed on LyX 2.3.2. The converters for both LaTeX (pdflatex) to PDF
> (pdflatex) and LaTeX (plain) to DVI are missing in the Tools >
> Preferences... dialog. Both appear in the preferences file in your
> directory, but that file looks odd, and in particular lacks the opening
> comment about being created by LyX.
> 
> Comparing the configuration log in your directory to my normal one, and
> ignoring a few minor differences, yours contains a whole bunch of checks for
> document classes beginning with "test". For example:
> > INFO: +checking for document class testbraille [testbraille]... no
> Mine has none of those. I'm not sure if this is significant. On the other
> hand, my  lyxrc.defaults and yours are identical (at least after I
> reconfigured in your directory).
> 
> At any rate, I tried editing the lines relating to the pdflatex and DVI
> converters out of the preferences file in your directory. After that (and a
> restart of LyX from that directory), both pdflatex and DVI output worked. So
> I think the problem is the odd (if not mangled) preferences file.

Thanks for doing that, Paul!

I wonder if something even stranger than I thought is going on with that
user directory. Perhaps I somehow ran two instances of configure.py
simultaneously? I can look into this possibility.

Scott

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