Oracle : Ошибка ORA-28814

"Cannot convert a number in Oracle format to native format."
*Cause: Failed to convert a number from Oracle format to native format.
*Action: This is an internal programming exception. Enable tracing to try
and reproduce the problem. Contact Oracle customer support and
supply the trace file.

Попробовать перевести

Поискать эту ошибку на форуме