daava

Thanks for the reply. First ran CHKDSK without the fix, repair or dismount. Then ran CHKDSK with the F/R/X. Here is the result.

C:\>CHKDSK G:
The type of the file system is NTFS.

WARNING! F parameter not specified.
Running CHKDSK in read-only mode.

CHKDSK is verifying files (stage 1 of 3)...
148864 file records processed.
File verification completed.
364 large file records processed.
0 bad file records processed.
0 EA records processed.
92 reparse records processed.
CHKDSK is verifying indexes (stage 2 of 3)...
10 percent complete. (1 of 544719 index entries processed)
Error detected in index $O for file 25.
Error detected in index $O for file 25.
11 percent complete. (8606 of 544719 index entries processed)
Error detected in index $I30 for file 1443.
Error detected in index $I30 for file 1443.
544719 index entries processed.
Index verification completed.

Errors found. CHKDSK cannot continue in read-only mode.

C:\>CHKDSK G: /F/R/X
The type of the file system is NTFS.
Volume dismounted. All opened handles to this volume are now invalid.

CHKDSK is verifying files (stage 1 of 5)...
148864 file records processed.
File verification completed.
364 large file records processed.
0 bad file records processed.
0 EA records processed.
92 reparse records processed.
CHKDSK is verifying indexes (stage 2 of 5)...
544719 index entries processed.
Index verification completed.
5 unindexed files processed.
CHKDSK is verifying security descriptors (stage 3 of 5)...
148864 security descriptors processed.
Security descriptor verification completed.
22167 data files processed.
CHKDSK is verifying Usn Journal...
23 percent complete. (30408704 of 37107136 USN bytes processed)
Unable to read the Usn Journal $J data stream.

Not sure if this disk is repairable or I will have to resort to formating and then using a recovery program to try and locate files.