Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/apport/report.py", line 197, in _run_hook
    symb['add_info'](report, ui)
  File "/usr/share/apport/package-hooks/source_ubiquity.py", line 135, in add_info
    add_installation_log(report, 'Casper', 'casper.log')
  File "/usr/share/apport/package-hooks/source_ubiquity.py", line 25, in add_installation_log
    report[ident] = f.read().decode('UTF-8', 'replace')
OSError: [Errno 5] Input/output error