we have NW 6.5 SP8 server with all latest patches.
Ifolder work, netstorage access work, but administration
cause abend -
https://server-ip-addres/oneNet/nsadmin - displayed login window,
afther login server experienced critical error.

Management netstorage with iManager - We can managing
only storage location, other option also cause abend - the same
as described up.

Critical error -

Novell Open Enterprise Server, NetWare 6.5
PVER: 6.50.08

Server NWS_A halted Tuesday, 2 March 2010 18.16.53,946
Abend 1 on P00: Server-5.70.08: Page Fault Processor Exception (Error code 00000000)

CS = 0008 DS = 0010 ES = 0010 FS = 0023 GS = 0023 SS = 0010
EAX = 00000000 EBX = 00000008 ECX = 9B0A25F0 EDX = 973F1834
ESI = 98396294 EDI = 9B2E83DC EBP = 9B2E8330 ESP = 9B2E8308
EIP = 9EDE990B FLAGS = 00010282
9EDE990B 6683385C CMP [EAX]=?, 005C
EIP in NSADMIN.NLM at code start +0000390Bh
Access Location: 0x00000000

The violation occurred while processing the following instruction:
9EDE990B 6683385C CMP [EAX], 005C
9EDE990F 74F3 JZ 9EDE9904
9EDE9911 8B45F0 MOV EAX, [EBP-10]
9EDE9914 8945EC MOV [EBP-14], EAX
9EDE9917 EB04 JMP 9EDE991D
9EDE9919 8345EC02 ADD [EBP-14], 00000002
9EDE991D 8B45EC MOV EAX, [EBP-14]
9EDE9920 6683385C CMP [EAX], 005C
9EDE9924 7409 JZ 9EDE992F
9EDE9926 8B45EC MOV EAX, [EBP-14]

Running process: Apache_Worker 13 Process
Thread Owned by NLM: APACHE2.NLM
Stack pointer: 9B2E64D8
OS Stack limit: 9B2D9560
Scheduling priority: 67371008
Wait state: 5050190 Blocked on a kernel CV

Any idea what is bad ?