CRUX 2.3 installation problem

i am trying to install CRUX 2.3 from CD. i have already installed CRUX from this this CD, 2 times, without any problem. during installation, i get a message something like this and installation freezes there: ------------------- ata1.00: exception Emask 0x0 SAct 0x0 SErn 0x0 action 0x2 frozen ata1.00: cmd ca/00:50:3f:c0:ed/00:00:00:00/e1 tag 0 cdb 0x0 data 40960 out ata1: port failed to respond (30 sec, status 0xd0) ata1:00 revalidation failed (errorno = -5) --------------------- what is the trouble? i have 80GB Serial-ATA (Seagate). -- http://arnuld.blogspot.com/