Unfortunately or fortunately (depending on how you look at it) Arik is flying to ALOT of undesireable (from a profit stanpoint) locations within Nigeria. Perhaps they can clip their wings alittle and jettison some weak destinations in order to reduce costs.
Meanwhile the issue of dud checks presented to NCAA appears not to be an Arik issue, but with the way the NCAA attempted to cash the checks.
Arik Air Blames NCAA Over Dud Cheques | P.M. NEWS Nigeria