Debian installer 6.0 RC2 feedback - failed installation

[Anton Andreev <antonandreev@fmi.uni-sofia.bg>]

Package: installation-reports

Boot method: http://cdimage.debian.org/cdimage/squeeze_di_rc2/kfreebsd-i386/iso-dvd/

Machine: Virtual Box 4.0
Processor: Intel Celeron
Memory: 600 MB
Partitions: default, one hard 16GB


Base System Installation Checklist:
[O] = OK, [E] = Error (please elaborate below), [ ] = didn't try it

Initial boot:           [ ]
Detect network card:    [ ]
Configure network:      [ ]
Detect CD:              [ ]
Load installer modules: [ ]
Detect hard drives:     [ ]
Partition hard drives:  [O] guided, all files on one partition, filesystem UFS / and one swap
Install base system:    [E] an attempt to configure apt to install additional packages from CD failed
Clock/timezone setup:   [ ]
User/password setup:    [ ]
Install tasks:          [ ] Choose Software to install - only "Standard system utilities"
Install boot loader:    [E] Failed to install package "grub-pc"
Overall install:        [E] Failed

Comments/Problems: