Oracle Error Message
ORA-39104: cannot call this function from a SQL parallel query slave process
Reason for the Error
Called a Data Pump process model function from a process which is a SQL parallel query slave process
Solution
A SQL parallel query slave process cannot create a Data Pump master process. This is not supported. If this error occurs from a Data Pump client (for example, expdp or impdp), contact Oracle Customer Support and report the error.