Traceback (most recent call last): File "/usr/lib/python3/dist-packages/apport/report.py", line 197, in _run_hook symb['add_info'](report, ui) TypeError: add_info() takes 1 positional argument but 2 were given During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/usr/lib/python3/dist-packages/apport/report.py", line 202, in _run_hook symb['add_info'](report) File "/usr/share/apport/package-hooks/source_cups.py", line 10, in add_info attach_hardware(report) File "/usr/lib/python3/dist-packages/apport/hookutils.py", line 265, in attach_hardware attach_dmi(report) File "/usr/lib/python3/dist-packages/apport/hookutils.py", line 221, in attach_dmi value = fd.read().strip() File "/usr/lib/python3.5/codecs.py", line 321, in decode (result, consumed) = self._buffer_decode(data, self.errors, final) UnicodeDecodeError: 'utf-8' codec can't decode byte 0xff in position 0: invalid start byte