Database Error Messages

Release
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  • 23ai
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Updated
Jun 24, 2024

ORA-12808

cannot set string_INSTANCES greater than number of instances string

Cause

An attempt was made to set SCAN_INSTANCES or CACHE_INSTANCES using the ALTER SYSTEM command to a value larger than the number of available instances.


Action

See the accompanying message for the current allowable maximum value, or set SCAN_INSTANCES / CACHE_INSTANCES to ALL.