SUMMARY STEPS TO REPRODUCE I run a custom QuickBuild which is: 1. PDFLaTeX 2. BibTeX 3. PDFLaTeX 4. PDFLaTeX 5. ViewPDF In order to get all my references also properly compiled. OBSERVED RESULT Excecution halts at the BibTeX command `***** ***** BibTeX output: ***** cd "/home/LaTeX" ***** bibtex % ***** I couldn't open file name `%.aux'` EXPECTED RESULT Document compiles and shows up with references. SOFTWARE/OS VERSIONS Operating System: Debian GNU/Linux 12 KDE Plasma Version: 5.27.5 KDE Frameworks Version: 5.103.0 Qt Version: 5.15.8 Kernel Version: 6.1.0-37-amd64 (64-bit) Graphics Platform: offscreen Processors: 4 × Intel® Core™ m5-6Y57 CPU @ 1.10GHz Memory: 7.6 GiB of RAM Graphics Processor: Mesa Intel® HD Graphics 515 ADDITIONAL INFORMATION Using %source for the "Option" field in the BibTeX command instead of "%" does work.