Oracle : Ошибка ORA-06534

"Cannot access Serially Reusable package %s"
*Cause: The program attempted to access a Serially Reusable package in
PL/SQL called from SQL context (trigger or otherwise). Such an
access is currently unsupported.
*Action: Check the program logic and remove any references to Serially Reusable
packages (procedure, function or variable references) which might happen
in PL/SQL called from sql context (trigger or otherwise).

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