Schedule Maker may show no conflicts when multiple schedule sets are present with different Start Days and Begin Dates, causing the rotation to be off. 
  1. Select the Academics Persona.
  2. Navigate to Academics > Scheduling > Schedule Outline > Schedule Sets
  3. For each Schedule set, click the edit pencil.
  4. Under General information, note the Begin Date.
  5. Under the Date span section of the General tab, note the Start Day.
  6. Configure all Schedule sets to have the same Begin Date and Start Day.