A woman attempting to vacate an order of possession against her South Loop condo unit was blocked by a state appeals panel on Wednesday.Under state law, condo associations may possess units from owners who don’t pay assessments. To pay off the owner’s balance, the association may lease that unit to a tenant.Owners can stop the action by offering proof to the court that the overdue balance has been paid and the unit hasn’t already been leased out.But that law does not require an evidentiary hearing to move …