~ $ python2.5 /usr/bin/dialcentral.py
Traceback (most recent call last):
  File "/usr/bin/dialcentral.py", line 12, in <module>
    dc_glade.run_dialpad()
  File "/usr/lib/dialcentral/dc_glade.py", line 801, in run_dialpad
    with gtk_toolbox.flock(_lock_file, 0):
  File "/usr/lib/python2.5/contextlib.py", line 15, in __enter__
  File "/usr/lib/dialcentral/gtk_toolbox.py", line 30, in flock
    fd = os.open(path, os.O_CREAT | os.O_EXCL | os.O_RDWR)
OSError: [Errno 2] No such file or directory: '/home/user/.dialcentral/.lock'
~ $