This is pdfTeX, Version 3.141592653-2.6-1.40.22 (TeX Live 2021) (preloaded format=pdflatex 2021.4.17)  2 JUN 2021 10:49
entering extended mode
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**rror -interaction=batchmode -jobname "dokument-figure0" "\def\tikzexternalrea
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Here is how much of TeX's memory you used:
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 132 string characters out of 5858190
 283044 words of memory out of 5000000
 17591 multiletter control sequences out of 15000+600000
 403430 words of font info for 27 fonts, out of 8000000 for 9000
 1141 hyphenation exceptions out of 8191
 0i,0n,0p,111b,6s stack positions out of 5000i,500n,10000p,200000b,80000s
!  ==> Fatal error occurred, no output PDF file produced!