to close campus as per the stipulations laid down."The argument relates to a prior agreement made between the Students' Union and UCD authorities, which stated the following: “UCD Campus will close to both pedestrian and vehicle traffic except emergency services and event related transport from 13.00 on Thursday, April 21st.’Students' Union President, Paul Lynam, claimed the college authorities were solely to blame, saying that the student body feel "let down" by them.UCD Entertainments Vice-President, Jonny Cosgrove, added: "The UCD ball was due to be the highlight of our students’ calendar and I cannot begin to express the deep sense of frustration and anger following the last couple of weeks.”The Union say they will be holding an emergency meeting of the Students' Union executive "to discuss in detail the next steps".College authorities were unavailable to comment at the time this article was published.More to follow on this story.