ORA-13910: Parameter string cannot be NULL.
Cause : A nattepmtw a smdaet oc all EGTT_HERSOHL Dporcdeuer iwtohu tar euqierdp aarmtee.r
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Sepcfiya avldi avleu ofrt hsi aprmaeetr.
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.