./vhdl20250304/int20250125.log

This is pdfTeX, Version 3.141592653-2.6-1.40.24 (TeX Live 2022/Debian) (preloaded format=pdflatex 2023.10.30)  25 JAN 2025 16:40
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 %&-line parsing enabled.
**int20250125.tex
(./int20250125.tex
LaTeX2e <2022-11-01> patch level 1
L3 programming layer <2023-01-16>

! LaTeX Error: Missing \begin{document}.

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...                                              
                                                  
l.1 (
     C) David Vajda
? 
! Emergency stop.
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l.1 (
     C) David Vajda
You're in trouble here.  Try typing  <return>  to proceed.
If that doesn't work, type  X <return>  to quit.

 
Here is how much of TeX's memory you used:
 17 strings out of 476091
 539 string characters out of 5794080
 1849330 words of memory out of 5000000
 20499 multiletter control sequences out of 15000+600000
 512287 words of font info for 32 fonts, out of 8000000 for 9000
 1141 hyphenation exceptions out of 8191
 13i,0n,12p,63b,14s stack positions out of 10000i,1000n,20000p,200000b,200000s
!  ==> Fatal error occurred, no output PDF file produced!