Oracle : Ошибка ORA-31698

"Error stack buffer size must be specified and must be greater than 0."
*Cause: Called get worker exception and either specified NULL or 0 for the
error stack size argument.
*Action: Be sure to specify am error stack buffer size that is big enough to
hold the error stack string (e.g. 4096 bytes). 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.

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