Oracle® Database 8i | 9i | 10g | 11g | 12c | 18c | 19c Error Codes
Information for Database Error Code ORA-04933: initial service identifier is non-zero
ORA-04933: initial service identifier is non-zero
Cause: A valid service identifier existed before the sequence number service was opened.
Action: Verify that the instance is completely shut down.
Error Type: ORA
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