ORA-38781: cannot disable media recovery - have guaranteed restore points

ORA-38781
ORA-38781: cannot disable media recovery - have guaranteed restore points
Cause: An attempt was made to disable media recovery while there is at least one
guaranteed restore point.
Action: Drop all guaranteed restore points and then disable media recovery.
More details : Viste http://www.high-oracle.com/ora-38781/
More details : Viste http://www.high-oracle.com/ora-38781/
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