Have a server running that is less than two months old - stated a few nights ago giving the following issues in the backup...
Have checked around and seen other similar issues related to Backup Assist which isn't installed - HP Proliant server with all lastest SPs etc installed + HP SATA drives on an E200 RAID 5 array...
25/09/2008 23:00
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Date: 25/09/2008
Time: 23:00
User: SYSTEM
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Backup Runner started.
Launching NTBackup: ntbackup.exe backup "@C:\Program Files\Microsoft Windows Small Business Server\Backup\Small Business Backup Script.bks" /d "SBS Backup created on 25/09/2008 at 23:00" /v:yes /r:no /rs:no /hc:off /m normal /j "Small Business Server Backup Job" /l:s /f "C:\backup\Backup Files\Small Business Server Backup (01).bkf" /UM
NTBACKUP LOG FILE: C:\Documents and Settings\SBS Backup User\Local Settings\Application Data\Microsoft\Windows NT\NTBackup\data\backup09.log
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Backup Status
Operation: Backup
Active backup destination: File
Media name: "Small Business Server Backup (01).bkf created 25/09/2008 at 23:00"
Volume shadow copy creation: Attempt 1.
Backup (via shadow copy) of "C: "
Backup set #1 on media #1
Backup description: "SBS Backup created on 25/09/2008 at 23:00"
Media name: "Small Business Server Backup (01).bkf created 25/09/2008 at 23:00"
Backup Type: Normal
Backup started on 25/09/2008 at 23:01.
Backup completed on 26/09/2008 at 00:14.
Directories: 3677
Files: 36755
Bytes: 19,911,311,011
Time: 1 hour, 13 minutes, and 40 seconds
Backup of "FSSERVER\Microsoft Information Store\First Storage Group"
Backup set #2 on media #1
Backup description: "SBS Backup created on 25/09/2008 at 23:00"
Media name: "Small Business Server Backup (01).bkf created 25/09/2008 at 23:00"
Backup Type: Normal
Backup started on 26/09/2008 at 00:14.
Backup completed on 26/09/2008 at 00:44.
Directories: 4
Files: 5
Bytes: 12,085,928,750
Time: 29 minutes and 21 seconds
Backup (via shadow copy) of "System State"
Backup set #3 on media #1
Backup description: "SBS Backup created on 25/09/2008 at 23:00"
Media name: "Small Business Server Backup (01).bkf created 25/09/2008 at 23:00"
Backup Type: Copy
Backup started on 26/09/2008 at 00:44.
Error: Could not access portions of directory System State\COM+ Class Registration Database.
You may not have permission to open the file, or the directory may be missing or damaged.
Please contact the owner or administrator.
Error: Could not access portions of directory System State\Registry.
You may not have permission to open the file, or the directory may be missing or damaged.
Please contact the owner or administrator.
Backup completed on 26/09/2008 at 00:44.
Directories: 65
Files: 23
Bytes: 52,544,753
Time: 7 seconds
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NTBackup finished the backup with errors.
For more information about failed backups, see the article on troubleshooting your backup at the following Web page: http://go.microsoft.com/fwlink/?LinkId=18414
Backup ended at 26 September 2008 00:44
Backup Runner finished.