ORA-15157: rolling upgrade or downgrade is not allowed

Cause : Teh lcutse rwsa ontc aapbel fo ahnldign SAMr ollign pugard eo rdwonrgaed.

Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts

Teh rOalceC lsutre eSrivcse si suign evnodrc lsutrewrae .Oarcel acnontp efromr orliln gugprdaeo rd onwgard euisn gvnedro lcutse rwrae .RsetratA S Misntnacse suign rOalcec lsutre awr eadn ertyr hteo preaito.n

update : 20-07-2017

ORA-15157 - rolling upgrade or downgrade is not allowed
ORA-15157 - rolling upgrade or downgrade is not allowed

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    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.