SilverKeeper keeps freezing my computer. Every time I try to run it for the first time it will freeze with a variety of listed errors. Each time it gets a little further but then stops as it has reached 10 errors eg
Set Name: Macintosh HD
Backup Started: Sat. 02/01/2010 10:39 PM

Files Checked: 35,461 of 136,936 Data Checked: 6.461 GB of 26.10 GB
Files Copied: 429 Data Copied: 255.3 MB
Files Removed: 0 Available: 236.4 GB

Status: Operation aborted due to excess errors (10:15 min.)
Plus 15 error(s)

Last Backup: Not backed up.
Next Backup: Manual - use 'Go' button to Backup.

Failed to write destination file
[Library]
| [Audio]
| | [Apple Loops]
| | | [Apple]
| | | | [iLife Sound Effects]
| | | | | [Textures]
| | | | | | Super Stager.caf (1.08 MB) (I/O Error)
Unexpected Error.
| | | | | | Suspense Accents 01.caf (43.0 KB) (err = -120)
| | | | | | Suspense Accents 02.caf (108 KB) (err = -120)
| | | | | | Suspense Accents 03.caf (53.7 KB) (err = -120)
| | | | | | Suspense Accents 04.caf (70.0 KB) (err = -35)
| | | | | | Suspense Accents 05.caf (61.1 KB) (err = -35)
| | | | | | Suspense Accents 06.caf (107 KB) (err = -35)
| | | | | | Suspense Accents 07.caf (219 KB) (err = -35)
File(s) permissions update
| | | | | Textures (err = -35)
Failed to create folder
| | | | | Transportation (err = -35)
File(s) permissions update
| | | | iLife Sound Effects (err = -35)
| | | Apple (err = -35)
| | Apple Loops (err = -35)
| Audio (err = -35)
Library (err = -35)

HELP PLEASE