ORA-31689: illegal value for base worker id, string
Cause: Called create worker processes with an illegal base worker id value specified
Action: Make sure that the base worker id value is greater than 0 and less than the maximum value for the platform (normally 32767). If this error occurs from a Data Pump client (e.g. expdp or impdp), try the operation again. If the error occurs again, contact Oracle Customer Support and report the error
https://support.oracle.com/
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