ORA-28027: privileged database links may be used by global users

Cause : Only users IDENTIFIED GLOBALLY may use a privileged database link.

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

Either change the user to a global user or try to use a different database link.

update : 20-08-2017
ORA-28027

ORA-28027 - privileged database links may be used by global users
ORA-28027 - privileged database links may be used by global users

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