Click Yes to the error message and try each of the following steps in order until the issue is resolved:
  1. Change the status of the student:
    1. In Records, click Students and open the appropriate student record.
    2. On the Bio 1 tab, in the Current status field select a status that is available in Business Rules.
    3. Click Save and close.
       
  2. Edit the Business rules for statuses to include when entering grades and attendance.