Code: ORA-39002
Description:
 invalid operation
Cause:
 The current API cannot be executed because of inconsistencies between the
API and the current definition of the job. Subsequent messages supplied by
DBMS_DATAPUMP.GET_STATUS will further describe the error.
Action:
 The current API cannot be executed because of inconsistencies between the
API and the current definition of the job. Subsequent messages supplied by
DBMS_DATAPUMP.GET_STATUS will further describe the error.