This was 64 bit install and the media checks were good. I also successfully used the same install media on another system. Ill try the suggestions and see if the drive is having problems. On Jul 13, 2011 1:27 AM, "Ljubomir Ljubojevic" <office at plnet.rs> wrote: > Trey Dockendorf wrote: >> Tried my first CentOS 6 install on a system currently running 5.6. My >> attempt was not an upgrade, but a full re-format. I have verified the >> checksums of the ISO and did the pre-install disk verify and everything >> checked out. However after the screen for setting up the bootloader I >> get the following error >> >> "Unable to read group information from repositories. This is a problem >> with the generation of your install tree" >> >> With my only options being "Exit Install" and "Retry", but of course >> "Retry" continues to fail with the same message. >> >> Basically I chose the first option in the menu for the DVD, install / >> upgrade, went through all the settings, did a custom layout for >> partitioning. I basically told the installer to re-format my ext3 >> partitions to ext4 and set the mount points for / , /boot and swap. >> Then after selecting "Next" from the bootloader configuration is when I >> get the above error. >> > > 1. Was this i386 or x86_64? > 2. Have you run Media test od DVD('s) in system in question? Maybe DVD > drive can not read them right. Especially if you used higher speed to > burn the disk. I would recommend slow burning like 4x when you burn OS > DVD's (and 16x for CD's). > > And have you by any chance tried the same DVD('s) on any other system? > > Ljubomir > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos/attachments/20110713/8ea7ef30/attachment-0005.html>