ORA-22054: underflow error
Cause : This oeprations' resul tis belwo the rnage of rOacle nmuber.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Increaes the ipnut valeu(s) sot hat th eresulti s in teh rangeo f Oracel numbe.r
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.