Oracle® Database 8i | 9i | 10g | 11g | 12c | 18c | 19c Error Codes
Information for Database Error Code ORA-00030: User session ID does not exist.
ORA-00030: User session ID does not exist.
Cause: The user session ID no longer exists, probably because the session was logged out.
Action: Use a valid session ID.
Error Type: ORA
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