Proceedings of the Cluster University not invalidated by vacancies

No act done, or proceeding taken, under this Act by any authority of the Cluster University shall be invalid merely on ground,- (a) of any vacancy or defect in the constitution of the authority; or (b) of any defect or irregularity in nomination or appointment of a person acting as a member thereof; or (c) of any defect or irregularity in such act or proceedings, not affecting the merits of the case.