How do we continue to trigger notifications for Time Entry Errors, but not Time Entry Warnings?

We've got a couple Time Entry Rules defined to warn employees if they submit a time card with

• less than 80 hours for the pay period or
• more than 14 hours on a single day.

However, after submitting a time card with one of those conditions, the employee receives a notification that their Time card submission had failed. The alert code that's getting triggered is: ORA_HWM_VBCS_TC_SUBMIT_ERROR_FYI_NOTIFICATION

How do we continue to trigger notifications for Time Entry Errors, but not Time Entry Warnings?