nero 5.0

[adbunt]

can anyone tell me why when i try and use nero 5.0 to burn my audio cd's i get this error message "nero found an unsupported audio sample format while scanning file nero support's only cd quality mpegs (44.1 khz 16 bit stereo)" but i only get this message when i rip and encode stuff of a cd ....do i need a different ripper and encoder if so were can i get 1 i'm useing mpegdj at the min i have also tryed audio grabber thanx for any help adam