ORA-28578 protocol error during callback from an external procedure
Oracle Database Server Error Messages Code ORA-28578 Description About Help;
Protocol error during callback from an external procedure.
Error Problem Cause;
An internal protocol error occurred while trying to execute a callback to the Oracle server from the user's 3GL routine.
How to Solve ORA-28578 protocol error during callback from an external procedure?
Fix Action for Solve;
Contact Oracle Support Services.