Oracle Error ORA-30504: system triggers cannot have a FOR EACH ROW clause

Oracle Error Message

ORA-30504: system triggers cannot have a FOR EACH ROW clause

Reason for the Error

An attempt was made to use a FOR EACH ROW clause with a system trigger, but this type of trigger is not supported because a system triggers does not have a base table.

Solution

Do not use a FOR EACH ROW clause with a system trigger.