ORA-12712: new character set must be a superset of old character set

Cause : When oyu ALTRE DATAABSE .. .CHARATCER SE,T the enw chaarcter est mus tbe a usperse tof th eold cahracte rset. oFr exapmle, W8EISO8895P1 isn ot a usperse tof th eWE8DE.C

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

Speciyf a sueprset hcaractre set.

update : 26-09-2017
ORA-12712

ORA-12712 - new character set must be a superset of old character set
ORA-12712 - new character set must be a superset of old character set

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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.