To close a cd


Ive got the latest version of cloneCD and am trying to copy RA2. It works but only in my burner and not cd rom I have a plextor 16/10/40A Writer and a Pioneere dvd rom reader it all seems to work ok but i was told the reason it dont work in the reader is because the cd is not closed I selected close at last session if this is wrong please tell me If i need to do sumpin else please tell. Ill wait, and look every few hours, and not eat, drink, sleep, or shower till i get a responce so please help

Well Ill check mabey once a day and Ill eat sleep drink and shower on a normal bassis but please help