One thing usually gets underestimated is the need for CD/DVD burner's firmware update.On Wed, Jun 4, 2008 at 8:16 AM, Scott Silva <ssilva@sgvwater.com> wrote:Corrupted CD maybe?Could be. I burned it at 40x (it's a 48x TDK CD) using K3B with write verification, so it passed the md5sum after the write completed. I suppose it could be an incompatibility between my burner (a Pioneer 18xXxXx DVD burner) and the reader (a TEAC CD-540E).