hi! im having a having a macbook from february 2008 (the white one 2,4 ghz blablabla.. doesn't really matter because of malfunction of my dvd drive.. i had it replaced (waranty) 9 months ago. now i thing it's broken again when i try to burn a dual layer verbatim disc..i get this error: tried it with toast and disk utility.. same result. dvd's and cd's play fine. just burned an 80 min cd as well :S dvd drive: MATSHITA DVD-R UJ-857E: Firmware Revision: ZF1E Interconnect: ATAPI Burn Support: Yes (Apple Shipping Drive) Cache: 2048 KB Reads DVD: Yes CD-Write: -R, -RW DVD-Write: -R, -R DL, -RW, +R, +R DL, +RW Write Strategies: CD-TAO, CD-SAO, DVD-DAO Media: Type: DVD+R DL ID: MKM 003 Blank: Yes Erasable: No Overwritable: Yes Appendable: Yes Write Speeds: 2.4x, 4x maybe the lense is dirty but i rarely use the dvd drive.. will clean it tomorrow..but i don't think it will resolve my problem anyone has a clue? thnx alot! scarfication ps: couldn't find posts that could answer my question completely ps2: if it's broken anyone has a tip wich dvd drive is the best to replace?