i treid to play a song that was sent to me and error code COOD 11DA came
up.It also said that there was a problem with the licence so it would'nt
authorise it.I have been sent a few songs i would like to listen to but it
wont let me any ideas???

Hi! I am planning to upgrade one computer that running AMD -K6 550MHZ WITH 3D
and memory 0f 128mb. Can I intall a DVD player/writer on this machine? What
is the minimum requirements for installing DVD player/writer that can run
properly? thanks a lot for all your help..

"The file you are attempting to play has an extension that does not
match the file format.
Do you want the player to try to play the file?  YES
Class not registered.   Web help gives:   error message 80040154  "