Oracle® Database 8i | 9i | 10g | 11g | 12c | 18c | 19c Error Codes
Information for Database Error Code ORA-09988: error while detaching SGA
ORA-09988: error while detaching SGA
Cause: skgmsdef struct is corrupted and/or segment addresses are modified
Action: Safely shut down instance and mount SGA segments again.
Error Type: ORA
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