I've printed and followed full guide:avi(including divx and xvid) to dvdr from afterdawn i've getting as far as ifoedit i've selected video and located my m2v file that tmpgenc created then gone to audio it says file name [1]_vts_01_1.80 then to scene changes/chapter it says file name celltimes but when i click ok i get an error unable to open file for reading [1]_vts_01_1.80.ac3 sounds like something wrong with my audio am i doing something wrong i've double checked guide and i dont think i have missed anything would be grateful for some help.