problem

[ynardz]

hi guys!! i have a problem with ubuntu. i cant install software to my laptop. there is a pop message saying that the disc which i was inserted to the cdrom was not a debian disc. how can i resolve this problem? thanks

[Archmage]

You need to boot from the CD to install it on your system.

[Yasumoto]

Are you trying to install Windows software onto an Ubuntu system? What type of software are you installing? Can you open up a terminal (Applications > Accessories > Terminal) and copy-paste what happens when you type in "uname -a" ?