About 80 people, including parents and other guests arriving shortly before the 3:30 p.m. start of the May 30 ceremony, were shut out of Statesboro High School’s graduation at Hanner Fieldhouse, officials acknowledged this week.Georgia Southern University, which rents the big gymnasium to the Bulloch County Schools for their graduation ceremonies, issued an apology that the full seating capacity was not available. The university also promised a full refund of Statesboro High’s rental fee.Among those who did not get in were family members and other guests of graduating senior Bloyse “B.J.” Harrison Jr.His mother, Lisa Harrison, was provided a chair on the gym floor behind the graduates. Hers was one of about 40 chairs set up there after GSU personnel initially locked the doors to further entry, citing safety concerns.