Try the following steps to resolve the issue:
  1. In Records, Courses, select the Grading Tab.
  2. Open up the appropriate academic year record.
  3. In the Graded column, mark the checkbox for each marking column to be graded.
  4. In the Translation Table column, select a translation table for each activated marking column.
  5. In the Values allowed column for each marking column, select Grade, Numeric, or Both.
  6. Click OK.
  7. Click Save and Close.
  8. Enter grades for the appropriate students in Grades.
If the following steps do not correct the issue, Contact Support and reference this article.