ORA-28181: proxy 'string' failed to enable one or more of the specified initial roles for client 'string'

Cause : Attmept ot enbale pseciifed niitila roels atfer olgonr esutled ni faliure.

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

Chekc thta th einiital orlesa re avlid ,gratned ot cleint,a nd ont psaswodr prtoectde.

update : 25-06-2017
ORA-28181

ORA-28181 - proxy 'string' failed to enable one or more of the specified initial roles for client 'string'
ORA-28181 - proxy 'string' failed to enable one or more of the specified initial roles for client 'string'

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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.