Latexmk: Missing input file: 'SDQ_vorlage_beamer.nav' from line
  'No file SDQ_vorlage_beamer.nav.'
Collected error summary (may duplicate other messages):
  pdflatex: Command for 'pdflatex' gave return code 256
Latexmk: Use the -f option to force complete processing,
 unless error was exceeding maximum runs of latex/pdflatex.
=== logos/iosb_85mm_p334.eps -> logos/iosb_85mm_p334-eps-converted-to.pdf
Latexmk: Errors, so I did not complete making targets
ERROR: Job failed: exit code 1