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[0] Config.pm:343> INFO - This is Biber 2.5
[0] Config.pm:346> INFO - Logfile is 'Thesis1.2.blg'
[61] biber:290> INFO - === Thu Mar 22, 2018, 18:44:00
[203] Utils.pm:165> ERROR - Thesis1.2.bcf is malformed, last biblatex run probably failed. Deleted Thesis1.2.bbl
[203] Biber.pm:113> INFO - ERRORS: 1
./intro.tex:85:
Undefined control sequence.
l.85 captionsource
                   {Approach the thesis label{Approach}}{Own figure}