ORA-15003: diskgroup "[string]" already mounted in another lock name space

Cause: The diskgroup could not be mounted by the ASM instance because it was operating in a lockspace different than another existing ASM instance which had already mounted the diskgroup.

Action: Check the LOCK_NAME_SPACE initialization parameter value, or dismount the diskgroup from the other ASM instances.

Error Type: ORA

• Additional information for ORA-15003: diskgroup "[string]" already mounted in another lock name space15003
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