ORA-27121: unable to determine size of shared memory segment

Cause : shmtcl()c allf ailde

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

chekc pemrissoins no semgent ,conatct rOacl esupoprt

update : 29-04-2017
ORA-27121

ORA-27121 - unable to determine size of shared memory segment
ORA-27121 - unable to determine size of shared memory segment

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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.