After a failed attempted Bootcamp install, I tried to verify my internal disk. I received this error:-
Verifying volume Macintosh HD
Checking HFS Plus volume.
Checking Extents Overflow file.
Checking Catalog file.
Checking multi-linked files.
Checking Catalog hierarchy.
%)
Checking Extended Attributes file.
Checking volume bitmap.
Volume Bit Map needs minor repair
Checking volume information.
Invalid volume free block count
Invalid volume free block count
(It should be 5837076 instead of 5791997)",2)
The volume Macintosh HD needs to be repaired.
Error: The underlying task reported failure on exit
Quite scared! MacBook CoreDuo 2Ghz here
Verifying volume Macintosh HD
Checking HFS Plus volume.
Checking Extents Overflow file.
Checking Catalog file.
Checking multi-linked files.
Checking Catalog hierarchy.
%)
Checking Extended Attributes file.
Checking volume bitmap.
Volume Bit Map needs minor repair
Checking volume information.
Invalid volume free block count
Invalid volume free block count
(It should be 5837076 instead of 5791997)",2)
The volume Macintosh HD needs to be repaired.
Error: The underlying task reported failure on exit
Quite scared! MacBook CoreDuo 2Ghz here