Traceback (most recent call last):
  File "/usr/share/apport/apport-gtk", line 247, in <module>
    app.run_argv()
  File "/var/lib/python-support/python2.5/apport/ui.py", line 250, in run_argv
    self.run_crashes()
  File "/var/lib/python-support/python2.5/apport/ui.py", line 114, in run_crashes
    self.run_crash(f)
  File "/var/lib/python-support/python2.5/apport/ui.py", line 187, in run_crash
    self.collect_info()
  File "/var/lib/python-support/python2.5/apport/ui.py", line 335, in collect_info
    icthread.exc_raise()
  File "/var/lib/python-support/python2.5/apport/REThread.py", line 37, in run
    self._retval = self.__target(*self.__args, **self.__kwargs)
  File "/var/lib/python-support/python2.5/apport/ui.py", line 50, in thread_collect_info
    for o in apt.Cache()[report['Package'].split()[0]].candidateOrigin:
  File "/usr/lib/python2.5/site-packages/apt/cache.py", line 39, in __init__
    self.open(progress)
  File "/usr/lib/python2.5/site-packages/apt/cache.py", line 52, in open
    self._cache = apt_pkg.GetCache(progress)
SystemError: E:Malformed line 44 in source list /etc/apt/sources.list (dist parse), E:The list of sources could not be read.