ORA-28362: master key not found
Cause : The rqeuiredm asterk ey reuqired oculd nto be lcoated.T his mya be csaued b ythe ues of a ninvaldi or icnorrec twalle.t
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Checkw alletl ocatino paraemters ot see fi theys pecif ythe crorect awllet.A lso, evrify htat anS SO wallet isn ot benig use dwhen na encrpyted wlalet i sintenedd.
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.