On Thu, Sep 15, 2016 at 07:19:50PM +0000, Guenter Milde wrote: > Dear Scott and Kornel, > > On 2016-09-15, Kornel Benko wrote: > > Am Donnerstag, 15. September 2016 um 10:50:46, schrieb Scott Kostyshak > > <skost...@lyx.org> > >> On Thu, Sep 15, 2016 at 08:56:09AM +0000, Guenter Milde wrote: > > >> > >> > 280:export/export/Unicode-characters/077-79-mathops-technical-control-utf8_pdf2 > > >> > > I get the following error: > >> > > >> > > ! Undefined control sequence. > >> > > l.114 ...380}] Escape TODO: user keystroke? \Esc > > ... > > >> In the .lyx file there is an ERT with \Esc > > >> Somehow, \Esc is defined for you but not for me. Do you know where? > > I see. So the comment/experiment was in the lyx file, not in unicodesymbols. > > > Missing '\usepackage{keystroke}' in the preamble? > > That solved the failure.
But not the mystery. How did it work for you before and not for me? Do you have \Esc defined locally somehow? > It should work now. Unfortunately, I had to invert all Unicode_character > tests, because "export failed while converting" > (see the comment in suspiciousTests). > > > > >> By the way is there a way to see in LaTeX exactly where a command is > >> defined? For example, whether it comes from the .tex file itself or the > >> .sty or a package (e.g. and what line *in* the package file)? That would > >> be useful for my learning how to debug issues like this. > > Not easily (of course, you can `grep` in the sources, try googling for > documentation or tips and tricks, or ask at comp.text.tex). > > In case of an error, the log gives some hints: whenever a new file is > loaded, you see a "(" followed by the path. After processing the file, > closing is indicated by ")". If a file loads another one, the () are nested. > This way you can find out which file the code triggering the error is from. Good to know. I have not paid attention to this. > For location of the problem in a LyX file, line-numbers or a search > feature in the source pane would be nice. Until we have such a thing, you > can open the tmp-dir and then open the log with a decent text editor... OK. Thanks, Scott
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