Time Machine Sparse Disk Bundle Won't Mount

[lindahl22]

Time Machine cant mount the sparse disk bundle, and finder says there is no mountable files system, and Disk Utility cant repair it...

The Time Machine backup files is at Drobo>computer-name_###.sparsebundle

Disk Utility says:

Verifying volume “TM”
Checking Journaled HFS Plus volume.
Checking Extents Overflow file.
Checking Catalog file.
Incorrect block count for file temp4525654
(It should be 1 instead of 0)
Invalid sibling link
The volume TM needs to be repaired.

Error: Filesystem verify or repair failed.
Verify and Repair volume “TM”
Checking Journaled HFS Plus volume.
Checking Extents Overflow file.
Checking Catalog file.
Incorrect block count for file temp4525654
(It should be 1 instead of 0)
Invalid sibling link
Rebuilding Catalog B-tree.
The volume TM could not be repaired.

Error: Filesystem verify or repair failed.