Cd drive problem(URGENT HELP PLEASE)

[gamesandluv]

Okay well im new to ubuntu(9.10) and ive had it for about a week for the first couple days its been great but now i have a cd drive error and i dont know how to fix. Here are my details

Here is the error that i receive:

"Unable to mount cdrom0
Mount: special device /dev/scd1 does not exist"

Here are my 70-persistant-cd.rules thing:

# CD-RW_GCE-8483B (pci-0000:00:02.5-scsi-1:0:1:0)
SUBSYSTEM=="block", ENV{ID_CDROM}=="?*", ENV{ID_PATH}=="pci-0000:00:02.5-scsi-1:0:1:0", SYMLINK+="cdrom", ENV{GENERATED}="1"
SUBSYSTEM=="block", ENV{ID_CDROM}=="?*", ENV{ID_PATH}=="pci-0000:00:02.5-scsi-1:0:1:0", SYMLINK+="cdrw", ENV{GENERATED}="1"

# DVD-ROM_GDR8162B (pci-0000:00:02.5-scsi-1:0:0:0)
SUBSYSTEM=="block", ENV{ID_CDROM}=="?*", ENV{ID_PATH}=="pci-0000:00:02.5-scsi-1:0:0:0", SYMLINK+="cdrom1", ENV{GENERATED}="1"
SUBSYSTEM=="block", ENV{ID_CDROM}=="?*", ENV{ID_PATH}=="pci-0000:00:02.5-scsi-1:0:0:0", SYMLINK+="dvd1", ENV{GENERATED}="1"


Please help i use this computer for my college class

[reed9]

Can you post the output of

sudo lshw -C disk

[gamesandluv]

Can you post the output of

sudo lshw -C disk

*-disk
description: ATA Disk
product: HDS722580VLAT20
physical id: 0.0.0
bus info: scsi@2:0.0.0
logical name: /dev/sda
version: V32O
serial: VNR21EC2T0WM4M
size: 76GiB (82GB)
capabilities: partitioned partitioned:dos
configuration: ansiversion=5 signature=2fe52fe4