The UNAT dismissed the interlocutory appeal as not receivable on grounds that the UNDT had not clearly exceeded its competence or jurisdiction or assumed a jurisdiction it did not have when it consolidated Mr. Toson's cases. The UNAT also agreed with the Secretary-General that Mr. Toson had advanced similar unsuccessful arguments in an earlier UNAT case that he brought, but Mr. Toson refused to be guided by that judgment prior to pursuing the present appeal. The UNAT put Mr. Toson on notice that he risks incurring an award of costs for vexatious litigation if he persists in pursuing the same...