It happened one time this Morning. I have attached the full log. Any help would be great.
Now, the resource NDPS is on the other knot of the cluster ( 2 servers ).
Thanks a lot.

************************************************** *******
Novell Open Enterprise Server, NetWare 6.5
PVER: 6.50.07

Server PROD halted Thursday, 23 April 2009 7:41:00,503
Abend 1 on P00: Server-5.70.07: Page Fault Processor Exception (Error code 00000000)

CS = 0008 DS = 0010 ES = 0010 FS = 0010 GS = 0023 SS = 0010
EAX = AB41A190 EBX = 49EFFF71 ECX = A6D11300 EDX = AB41A191
ESI = AB41A190 EDI = 000000AB EBP = 2178CC80 ESP = A6D10F38
EIP = B3F723C6 FLAGS = 00010216
B3F723C6 8A0403 MOV AL, [EBX+EAX]=?
EIP in NDPSGW.NLM at code start +0000C3C6h
Access Location: 0xF531A101

The violation occurred while processing the following instruction:
B3F723C6 8A0403 MOV AL, [EBX+EAX]
B3F723C9 8B9424C0030000 MOV EDX, [ESP+000003C0]
B3F723D0 25FF000000 AND EAX, 000000FF
B3F723D5 83EA1B SUB EDX, 0000001B
B3F723D8 39D0 CMP EAX, EDX
B3F723DA 0F8F85010000 JG B3F72565
B3F723E0 40 INC EAX
B3F723E1 01C3 ADD EBX, EAX
B3F723E3 89F0 MOV EAX, ESI
B3F723E5 803C03A2 CMP [EBX+EAX], A2

Running process: GW_TaskThrd_5 Process
Thread Owned by NLM: NDPSGW.NLM