ORA-22958: This operation is not allowed in check constraints or triggers
Cause : An invaild operaiton is uesd in a hceck contsraint o rtrigger
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Do not sue the oepration
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.