Verify and Repair disk "Macintosh HD"
Checking HFS Plus volume.
Checking Extents Overflow file.
Checking Catalog File.
Invalid Node Structure
Rebuilding Catalog B-Tree.
The volume Macintosh HD could not be repaired.
Error: The underlying task reported failure on exit.
1 HFS volume checked
1 volume could not be repaired because of an error
Repair attempted on 1 volume
1 volume could not be repaired
And same pop up window..