ORA-25230: invalid value string, WAIT should be non-negative
Cause : A negative value has been specified for WAIT.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
specify a non negative value or FOREVER.
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.