ORA-25427: cannot downgrade database links after database link data dictionary has been upgraded

Cause : An attempt was made to downgrade after the upgrade of the database link data dictionary.

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

Drop the database links before attempting the downgrade.

update : 18-08-2017
ORA-25427

ORA-25427 - cannot downgrade database links after database link data dictionary has been upgraded
ORA-25427 - cannot downgrade database links after database link data dictionary has been upgraded

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