ORA-31453: invalid value string for parameter, expecting: Y, N, or NULL
Cause : Thes pecfiiedv alu ewasn ot ,Y N ro NULL.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Speicfy ,Y N ro NULL fo rthep araemtera nd ertryt he ocmmadn.
Well, the reason for above error is that i have taken the above script from a 11g database and running it on 10g database. 11g has bring some changes in password management. Below code is executed on 11g and user created successfully, which is expected result.