Hello to all,
I'd appreciate if someone could tell me
why knoppix.img is getting errors?

These messages appear on every boot and I shutdown my pc correctly.

/media/hda7/knoppix.img was not cleanly umounted. check forced.
Pass 1: Checking inodes, blocks, and sizes
Deleted inode 18 has zero dtime. Fix? yes
Deleted inode 19 has zero dtime. Fix? yes
Pass 2: Checking directory structure
Pass 3: Checking directory connectivity
Pass 4: Checking reference counts
Pass 5: Checking group summary information
Block bitmap differences: -(6145--6162) -(6657--7359)
Fix? yes
Free blocks count wrong for group #0 (6939, counted=7660).
Fix? yes
Free blocks count wrong (282626, counted=283347)
Fix? yes
Inode bitmap differences: - (18--19)
Fix? yes
Free inodes count wrong for group #0 (2006, counted=200
Fix? yes
Free inodes count wrong (76296, counted=7629
Fix? yes

/media/hda7/knoppix.img: ***** FILE SYSTEM WAS MODIFIED *****
/media/hda7/knoppix.img: 614/76912 files (2.0% non-contiguous), 23853/307200 blocks
>> /home/knoppix mounted OK from /media/hda7/knoppix.img
>> Read-only CD/DVD system successfully merged with read-write /media/hda7/knoppix.img

Any ideas why knoppix.img isn't unmounting properly?

TIA
xears