We are getting the following error messages on server console of Novell 6.5 sp7.

3-29-2009 6:24:23 pm: FILESYS-5.14-243 [nmID=100013]
Compressed file TOPS:/USERS/LAYOUT~1/UNIT-7/VPI_DR~1/AL-AHL~4.DOC in use
by station 53 is corrupted and unrecoverable

3-29-2009 6:24:23 pm: FILESYS-5.14-243 [nmID=100013]
Compressed file TOPS:/USERS/LAYOUT~1/UNIT-7/VPI_DR~1/AL-AHL~4.DOC in use
by station 53 is corrupted and unrecoverable

3-29-2009 6:24:23 pm: FILESYS-5.14-243 [nmID=100013]
Compressed file TOPS:/USERS/LAYOUT~1/UNIT-7/VPI_DR~1/AL-AHL~4.DOC in use
by station 53 is corrupted and unrecoverable

What is this error means, and what might be the cause?

Volume Information:
Volume is mounted Yes
File system name NW 5 Traditional File Sys.
Loaded name spaces DOS, LONG
Read only Off
Compression status On
Sub-allocation On
Sub-allocation unit size 512
Migration status Off
Migrated files 0
Block size 64 KB
Sectors per block 128
Total space 586 GB
Free space 18 GB
FAT blocks 2344
Freeable space in salvage system 408 GB
Non-freeable space in salvage system 4,352 KB
Directory size 2,420 MB
Total directory entries 9,912,832
Used directory entries 7,420,559
Extended directory space 260608