Error while running gmail-backup.exe in the command prompt

I tried to run:
gmail-backup.exe backup c:/ user@gmail.com password 111 20100101
and I got this error,
Please help how do I run it in the command line(Windows Vista).

Traceback (most recent call last):
File "svc\scripting\__init__.pyo", line 345, in run
File "svc\scripting\__init__.pyo", line 1393, in main
File "svc\scripting\__init__.pyo", line 1413, in invokeCommand
File "gmail-backup.py", line 149, in backup
File "gmb.pyo", line 95, in _convertTime
File "_strptime.pyo", line 334, in strptime
ValueError: unconverted data remains: 9