Error when running ISINTEG..!

The text below is the log which ISINTEG generates when we run the ISINTEG -PRI -TEST ALLTESTS. It would be most appreciated if you could shed some light on why we are getting this error.

Thanks

S2KI

Microsoft Exchange Information Store Integrity Checker v5.5.2653.22
Copyright (c) 1986-1997 Microsoft Corp.    All rights reserved.
Started:    11/05/03 07:50:45
Server name: bbpd-dby1-exc1.bbrail.com
Store path: E:\exchsrvr\MDBDATA\PRIV.EDB
Store size: 5752496128 bytes
Output log: c:\Exchtests.log
Check mode: check and fix
Options: -PRI -FIX -TEST ALLTESTS -L c:\Exchtests.log

The Information Store has not been shut down clean.
Hence enabling the Row Count/Dumpster Count test.
You may also specify -test rowcounts (or) -test dumpsterref to run these tests
Fix: Folder : Deleted Invalid Property 0x00000102 from Folders table.
Fix: Folder : Deleted Invalid Property 0x00000048 from Folders table.
Fix: Folder : Deleted Invalid Property 0x00000040 from Folders table.
Fix: Folder : Deleted Invalid Property 0x00000014 from Folders table.
Fix: Folder : Deleted Invalid Property 0x00000002 from Folders table.
Fix: Folder : Deleted Invalid Property 0x00000003 from Folders table.
Fix: Folder : Deleted Invalid Property 0x00000004 from Folders table.
Fix: Folder : Deleted Invalid Property 0x00000005 from Folders table.
Fix: Folder : Deleted Invalid Property 0x00000006 from Folders table.
Fix: Folder : Deleted Invalid Property 0x00000007 from Folders table.
Fix: Folder : Deleted Invalid Property 0x0000000B from Folders table.
Fix: Folder : Deleted Invalid Property 0x0000000D from Folders table.
Starting test 1 of 22, 'Categorization Tables'
Finished Categorization Tables. Time: 0h:0m:0s
Starting test 2 of 22, 'Restriction Tables'
Finished Restriction Tables. Time: 0h:0m:0s
Starting test 3 of 22, 'Search Folder Links'
Finished Search Folder Links. Time: 0h:0m:1s
Starting test 4 of 22, 'Global'
Finished Global, number of rows = 1. Time: 0h:0m:0s
Starting test 5 of 22, 'Delivered To'
Finished Delivered To, number of rows = 129. Time: 0h:0m:4s
Starting test 6 of 22, 'Search Queue'
Finished Search Queue. Time: 0h:0m:0s
Starting test 7 of 22, 'Timed Events'
Timed event are : Expiration = 4,
Finished Timed Events, number of rows = 4. Time: 0h:0m:0s
Starting test 8 of 22, 'reference table construction'
ref table construction on INID returned JET_errKeyDuplicate

. . . . . SUMMARY . . . . .
Total number of tests : 22
Total number of warnings : 0
Total number of errors : 0
Total number of fixes : 0
Total time : 0h:0m:5s