[OS X TeX] MacTeX problem with Beamer in Sonoma

[Herbert Schulz]

> On May 31, 2024, at 12:23 PM, Kannan Moudgalya via MacOSX-TeX <macosx-tex at email.esm.psu.edu> wrote:
> 
> Hi,
> I am looking for help in compiling Beamer LaTeX files in Mac OS X through MacTeX.
> All of a sudden, I get the following compilation error:
> ...
> Missing character: There is no t in font nullfont!
> )
> (/Users/kannan/Library/texmf/tex/latex/pgf_2.10.tds/tex/generic/pgf/math/pgfmat
> hparser.code.tex)
> (/Users/kannan/Library/texmf/tex/latex/pgf_2.10.tds/tex/generic/pgf/math/pgfmat
> hfunctions.code.tex
> ! Undefined control sequence.
> l.108 \pgfkeys
>               {%
> ? x
> No pages of output
> 
> I get the above error for even the simplest file, given below:
> \documentclass[]{beamer}
> \begin{document}
> \begin{frame}
>   Hello  
> \end{frame}
> \end{document}
> 
> Could this be a Mac OS X configuration problem?  The problem happens in MacTeX-2024, 2023, and 2017 versions.  The 100s of beamer files that used to work before no longer work.  I am using Sonoma.
> Thanks in advance for any help in solving this problem.
> Kannan
> 

Howdy,

Notice that the path to the files is /Users/kannan/Library/texmf/tex/latex/... so it is using files from your personal texmf folder rather than the one from your distribution. That file is probably  out of date so please remove it.

Good Luck,

Herb Schulz
herbs2 at mac.com