Back up cds will not load

[hen-rob]

Have serched the site about this problem but can not find any thing to help ,when I go round my friends I take with me my back up games but when I tryed to load the games on his pc they will not work and keeps stoping after 40-50% ,can any one tell me why please.

My cd only says standered cd-rom drive =generic bp1500p
I use clony and clone cd

Any help would be appreciated.