Comment 3 for bug 985986

Apr 20 02:07:32 lubuntu ubiquity[3369]: Exception in GTK frontend (invoking crash handler):
Apr 20 02:07:32 lubuntu ubiquity[3369]: Traceback (most recent call last):
Apr 20 02:07:32 lubuntu ubiquity[3369]: File "/usr/lib/ubiquity/ubiquity/frontend/gtk_ui.py", line 701, in <lambda>
Apr 20 02:07:32 lubuntu ubiquity[3369]: GObject.idle_add(lambda: self.dbfilter.start(auto_process=True))
Apr 20 02:07:32 lubuntu ubiquity[3369]: File "/usr/lib/ubiquity/ubiquity/filteredcommand.py", line 118, in start
Apr 20 02:07:32 lubuntu ubiquity[3369]: self.dbfilter.start(self.command, blocking=False, extra_env=env)
Apr 20 02:07:32 lubuntu ubiquity[3369]: File "/usr/lib/ubiquity/ubiquity/debconffilter.py", line 210, in start
Apr 20 02:07:32 lubuntu ubiquity[3369]: preexec_fn=subprocess_setup)
Apr 20 02:07:32 lubuntu ubiquity[3369]: File "/usr/lib/python2.7/subprocess.py", line 679, in __init__
Apr 20 02:07:32 lubuntu ubiquity[3369]: errread, errwrite)
Apr 20 02:07:32 lubuntu ubiquity[3369]: File "/usr/lib/python2.7/subprocess.py", line 1143, in _execute_child
Apr 20 02:07:32 lubuntu ubiquity[3369]: self.pid = os.fork()
Apr 20 02:07:32 lubuntu ubiquity[3369]: OSError: [Errno 12] Cannot allocate memory