Failed to mount

[bridank]

here is my post
| 10:16:46 AM | Info | SuperDuper!, 2.1.4 (82), path: /Users/Dan/Desktop/SuperDuper!.app, Mac OS 10.4.11 build 8S165 (ppc)
| 10:16:46 AM | Info | Started on Sun, Nov 18, 2007 at 10:16 AM
| 10:16:46 AM | Info | Source Volume: Macintosh HD, mount: /, device: /dev/disk0s3, media: FUJITSU MHT2080AT, interconnect: Internal ATA, file system: "Journaled HFS+", OS: 10.4.11 (8S165), capacity: 74.41 GB, used: 63.88 GB, directories: 143424, files: 577804, ejectable: NO, ACLs: Disabled
| 10:16:46 AM | Info | Target Image: /Volumes/FreeAgent Drive/powerbook backup.sparseimage, name: powerbook backup
| 10:16:46 AM | Info | Copy Mode : Erase, then copy files
| 10:16:46 AM | Info | Copy Script : Backup - all files.dset
| 10:16:46 AM | Info | Transcript : BuildTranscript.plist
| 10:16:47 AM | Info | PHASE: 1. Prepare to Copy Files
| 10:16:47 AM | Info | ...ACTION: Preparing Macintosh HD
| 10:16:47 AM | Info | ......COMMAND => Verifying the integrity of volinfo.database
| 10:16:47 AM | Info | volinfo.database OK
| 10:16:47 AM | Info | ......COMMAND => Enabling permissions on Macintosh HD
| 10:16:47 AM | Info | Refreshing Disk Arbitration ...
| 10:16:48 AM | Info | ......COMMAND => Verifying that permissions are enabled for Macintosh HD
| 10:16:48 AM | Info | Permissions on '/' are enabled.
| 10:16:48 AM | Info | ...ACTION: Mounting powerbook backup
| 10:16:48 AM | Info | ......COMMAND => Preparing powerbook backup
| 10:16:50 AM | Info | hdiutil: create failed - No such file or directory
| 10:16:50 AM | Error | ****FAILED****: result=256 errno=0 (Unknown error: 0)