[Zope] PTK returning th error Invalid date-time string

Rajil Saraswat rajil@iitk.ac.in
Wed, 5 Jul 2000 16:04:36 +0530 (IST) 

finally i managed to run PTK. but when i try to add members. The error
given is
Error Type:Invalid Date-Time String
Error value: 2000/07/05 15:57:44.3085

Please help :-(