Server Crash

Hello

Could someone please help us understanding why our domino cluster randomly crashes ?

thanks in advance…

Here’s the stack+info

sysinfo:

Date : Tue Jul 24 08:24:56 2012

Windows Dir : C:\WINDOWS

Arguments : C:\Lotus\Domino\nsd.exe -info -log “d:\Lotus\Domino\Data\IBM_TECHNICAL_SUPPORT\sysinfo_W32I_CLnet01_2012_07_24@08_24_56.log”

NSD Version : 8.0.23.9214 (Release 8.0.2FP3)

OS Version : Windows/2003 5.2 [32-bit] R2 (Build 3790), PlatID=2, Service Pack 2 (2 Processors)

Build time : Fri Oct 9 03:42:40 2009

Latest file mod : Mon Aug 03 10:39:28 2009

Domino Version : Release 8.0.2FP3 (32-bit server)

FATAL thread:

############################################################

thread 11/161: [ nSERVER: 0104: 0878] FATAL THREAD (Panic)

FP=0x2748e2c4, PC=0x7c82847c, SP=0x2748e254

stkbase=0x27490000, total stksize=262144, used stksize=7596

EAX=0x5b520000, EBX=0x00000000, ECX=0x2748d5bc, EDX=0x00002000

ESI=0x0004cb4c, EDI=0x00000000, CS=0x0000001b, SS=0x00000023

DS=0x00000023, ES=0x00000023, FS=0x0000003b, GS=0x00000000 Flags=0x00000297

############################################################

[ 1] 0x7c82847c ntdll.KiFastSystemCallRet+0 (4cb4c,493e0,0,2748e84c)

[ 2] 0x77e61c8d kernel32.WaitForSingleObject+18 (4cb4c,493e0,3,2748ea68)

@[ 3] 0x601a9194 nnotes.OSRunExternalScript@8+1300 (12c,1)

@[ 4] 0x601a962a nnotes.FRTerminateWindowsResources+986 (1,0,1010,1)

@[ 5] 0x601a99ef nnotes.OSFaultCleanupExt@24+895 (754dd8,1010,0,0,0,2748ed98)

@[ 6] 0x601a9a7a nnotes.OSFaultCleanup@12+26 (0,1010,0)

@[ 7] 0x601b5004 nnotes.OSNTUnhandledExceptionFilter@4+276 (2748fdd0)

@[ 8] 0x60179d78 nnotes.Panic@4+520 (60bc1f53)

@[ 9] 0x60001248 nnotes.OSLockSemInt@8+56 (265a00c1,1)

@[10] 0x600011fe nnotes.OSLockSem@4+14 (265a00c1)

@[11] 0x1000596a nserverl.ExecAllocTaskBlock@20+90 (8,c,2748fef4,1,0)

@[12] 0x1001d163 nserverl.DbListen@8+1571 (c87c0008,2b7c0001)

@[13] 0x10001a2e nserverl.Scheduler@4+750 (0)

@[14] 0x601047fd nnotes.ThreadWrapper@4+173 (0)

[15] 0x77e6482f kernel32.GetModuleHandleA+223 (0,0,0,0)