Oracle® Database 8i | 9i | 10g | 11g | 12c | 18c | 19c Error Codes
Information for Database Error Code ORA-06144: NETTCP: SID (database) is unavailable
ORA-06144: NETTCP: SID (database) is unavailable
Cause: The database administrator on the host has varied the SID offline.
Action: Wait for it to be varied back on-line.
Error Type: ORA
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