Wednesday, 21 March 2012

ORA-15157: rolling upgrade or downgrade is not allowed

ORA-15157: rolling upgrade or downgrade is not allowed

Cause: The cluster was not capable of handling ASM rolling upgrade or downgrade.

Action: The Oracle Cluster Services is using vendor clusterware. Oracle cannot perform rolling upgrade or downgrade using vendor cluster ware. Restart ASM instances using Oracle cluster ware and retry the operation.

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