Oracle : Ошибка ORA-39077

"unable to subscribe agent %s to queue \"%s\""
*Cause: The Data Pump's communication layer was unable to attach one of its
processes to the control or status queue. Subsequent messages will
detail the problem.
*Action: Fix the problem if possible, or contact Oracle Customer Support.

Попробовать перевести

Поискать эту ошибку на форуме