I told them to end the task. I like Wayne's suggestion about a corrupt file. I guess rebuilding IM, SO, PO files can't hurt although they are a 24/7 shop so just getting them to stay out for this was a stretch. He called my cell at 10:38 last night - fortunately, I didn't hear it! They are on their last legs with MAS 90 anyway. They've been a long time, good client but can be demanding.