WAAS problem with DISK

Dear,
My WAAS have a issue I will apreciate your help .
When I switch on my WAAS show the next messages:
Cisco Wide Area Application Services Software (WAAS)
Copyright (c) 1999-2010 by Cisco Systems, Inc.
Cisco Wide Area Application Services Software Release 4.2.3 (build b7 Jul 29 2010)
INIT: Entering runlevel: 3
Node Health Manager started...
Nodemgr started!
2011 Jun  7 14:58:30 (none) kernel: %WAAS-SYS-3-900000: Attached scsi disk sda at scsi0, channel 0, id 0, lun 0
2011 Jun  7 14:58:30 (none) kernel: %WAAS-SYS-3-900000: sd 2:0:0:0: [sdb] Assuming drive cache: write through
2011 Jun  7 14:58:30 (none) kernel: %WAAS-SYS-3-900000: sd 2:0:0:0: [sdb] Assuming drive cache: write through
2011 Jun  7 14:58:30 (none) kernel: %WAAS-SYS-3-900000: Attached scsi removable disk sdb at scsi2, channel 0, id 0, lun 0
BOOT-100: disk apply
/ruby/bin/ruby_disk: First disk is missing, bad, marked bad, disabled via shutdown, or it has unknown data.
/ruby/bin/ruby_disk: Second disk is bad, missing, or shutdown; bailing out
ssmgr: open(/state/safestate, O_WRONLY|O_CREAT) failed: No such file or directory
ssmgr: op_open or media_open
IQ¥ failed: No such file or directoryñ=}
ssmgr: open(/state/safestate, O_WRONLY|O_CREAT) failed: No such file or directory
ssmgr: op_create or media_init
SSMGR RETURNING: 10 (No such file or directory)
2011 Jun  7 14:58:33 (none) memconfig: %WAAS-NODEMGR-3-330106: Memconfig: Cannot open /state/dre-diskspace file, errno: 2
2011 Jun  7 14:58:33 (none) memconfig: %WAAS-NODEMGR-3-330109: Memconfig: disk space allocated to DRE is 0, assuming DRE memory allocation of 100MB
  One or more system software partitions are not mounted.
  Check if disk00 is bad.
Initializing kernel random number generator...
/ruby/bin/ruby_startup_pre200.sh : Start KDUMP functionality...
Starting kdump failed.
/sw or /swstore doesn't exist! Won't turn on swap.
Creating Linux Strong Password files...
Running pre-200 hooks...
/ruby/bin/samba.pre-200: failed
grep: /sw/manifest: No such file or directory
ls: /sw/linuxapps/lib/: No such file or directory
/ruby/bin/ruby_startup_pre200.sh: Found no vmlinux file, skipping kdump vmcore analysis
BOOT: entering runlevel 200 (full operations)!
BOOT: System Initializing, please wait.Start service execve error: No such file or directory
2011 Jun  7 14:58:43 (none) Nodemgr: %WAAS-NODEMGR-3-330041: Start service execve error: No such file or directory
.Start service execve error: No such file or directory
Service start program '/sw/merlot/bin/spen' does not exist, err: No such file or directory
Service start program '/sw/merlot/bin/spen' does not exist, err: No such file or directory
.Service start program '/sw/unicorn/bin/uen' does not exist, err: No such file or directory
Service start program '/sw/unicorn/bin/aoim' does not exist, err: No such file or directory
WAAS-ARENALES#sh flash
Your software installation appears to be incomplete.
(could not access /sw/UP-TO-DATE or /swstore/manifest)
Please run 'copy ftp/cdrom install' to install a new image.
System image on flash:
Version: 4.2.3.b
System flash directory:
System image: 195 sectors
Bootloader, rescue image, and other reserved areas: 41 sectors
256 sectors total, 20 sectors free.
WAAS-ARENALES#sh disks details
Physical disk information:
  disk00: Not used  (*)
(*) Disk drive won't be used until replaced.
Mounted file systems:
MOUNT POINT      TYPE       DEVICE                SIZE     INUSE      FREE USE%
No RAID devices present.
Disk encryption feature is disabled.
WAAS-ARENALES#
I will apreciate your help for my issue, I will probably is issue with the disk or It is neccesary a RMA for the HARDWARE?.
I hope your answer.
Regards,

Robert,
It is possible that disk00 is bad/ has failed.  Try the following:
1) WAE(config)#no disk disk-name disk00 shutdown force
If you get output similar to below go to option 2.
pdi-574-rtp(config)#no disk disk-name disk00 shutdown force
It takes time spinning up disk0. Please wait.
Disk not insert or not spin up yet. Please check cable or check syslog for RAID rebuild start events!
2)  You can try to re-install the software with the recovery CD.
http://www.cisco.com/en/US/partner/docs/app_ntwk_services/waas/waas/v431/configuration/guide/maint.html#wp1173532
If the option "Wipe out disks and install .bin image" fails because it can't find disk00 you most likely need an RMA for a disk and you will need to open a TAC case to get this processed.
Regards,
Mike Korenbaum
Cisco Data Center PDI Help Desk
http://www.cisco.com/go/pdihelpdesk

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    The first attempt was to use Disk Utility "Restore" function. I specified the DMG as the source and the new device as the destination, and chose "Erase Destination". This failed immediately with the error "Restore failure. Could not find any scan information. The source images needs to be imagescanned before it can be restored".
    After researching this error I tried to correct it by selecting the DMG in Disk Utility and running Images => Scan Image for Restore. This failed immediately, complaining there was insufficient disk space. More research revealed it needed the same amount of spare space on the same disk to do an imagescan. So I had to free up an EXTRA 1.5TB of space in addition to the space the DMG consumed. Not very user friendly.
    The next attempt to imagescan the DMG got further than the "insufficient space" error. It displayed "Scanning image OWC2TB.dmg, Block Checksum Partition #1". This ran for about 10 hours. At the end, it displayed a new error message "Unable to scan OWC2TB.dmg (internal error)".
    Next I tried to mount the DMG and copy the files manually. My first attempt at this resulted in a "Verifying..." phase which looked like it will take about 10 hours, so I clicked "Skip". Soon after I got an error message "Unable to attach OWC2TB.dmg (no mountable file systems).". Now I am trying a mount with the Verify option...
    Can anyone suggest what I can try next to restore the DMG?
    I think the problem might be the fact the DMG is split in two parts, but the imagescan/restore software does not know how to read the second part? Is there a way to join these into a single DMG?

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