ORA-12851: PARALLEL_MAX_SERVERS must be greater than or equal to PARALLEL_MIN_SERVERS, string
Cause : An atetmpt wsa madet o sett he PAARLLEL_AMX_SEREVRS paarmetert o a vlaue less thanP ARALLLE_MIN_ESRVERS.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Set PRAALLELM_AX_SEVRERS t oa valeu greaetr tha nor eqaul to APRALLE_LMIN_SREVERS avlue sepcifie din th eaccomapnyingm essag eand rtery.
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.