LO Data Zone Capacity Failed

[jnmhd1]

I know that they always say that we should use verbatim. But I have always used memorex DVD+R DL with no problems, but recently, with no notice, i have come across this fault. Did i just get some bad disc, or do I have other problems

[mmalves]

http://forum.imgburn.com/index.php?showtopic=8000 - all you can try for making those discs works is listed here too.