The Domino server crashes randomly. can any one tell why it happens.
############################################################
FATAL THREAD 36/63 [ nhttp: 1740: 0bd8]
FP=0x17054e54, PC=0x601547a0, SP=0x17054e50
stkbase=17060000, total stksize=262144, used stksize=45488
EAX=0x00000001, EBX=0x402a9db8, ECX=0x3f0076d0, EDX=0x3f007758
ESI=0x3fac072c, EDI=0x3f007774, CS=0x0000001b, SS=0x00000023
DS=0x00000023, ES=0x00000023, FS=0x0000003b, GS=0x00000000 Flags=0x00010297
Exception code: c0000005 (ACCESS_VIOLATION)
############################################################
@[ 1] 0x601547a0 nnotes.LSsInstance::LinkDynArray+32 (3fac0258,3f007758,0,3f0076f8)
@[ 2] 0x60153e61 nnotes.LSsThread::ArrayAllocHead+209 (402a9db8,17054eac,1,0)
@[ 3] 0x609c9e8e nnotes.LSsThread::ArrayAllocCopy+126 (402a9db8,402aa258,3f0076ec,402aa298)
@[ 4] 0x600681c4 nnotes.LSsMathOp::Assignment+404 (c,3fac0258,1,402a9db8)
@[ 5] 0x6002335f nnotes.LSsThread::NRun+6031 (402a9db8,40164728,402a9db8,17054fdc)
@[ 6] 0x60023ce6 nnotes.LSsThread::Run+182 (402a9db8,40164728,3fac0258,402a0058)
@[ 7] 0x600b2ebf nnotes.LSsThread::ExecuteProc+319 (402a9db8,40164728,402a0058,0)
@[ 8] 0x600b3190 nnotes.LSsInstance::Run+496 (3fac0258,40164728,402a0058,0)
@[ 9] 0x609aba43 nnotes.LSIThread::Run+67 (3e33c914,0,1,17050000)
@[10] 0x609abd56 nnotes.LSIThread::RunToCompletion+310 (3e33c914,0,1,60b3806c)
@[11] 0x609a6e98 nnotes.CLSIDocument::RunScript+584 (3e33ab94,1ba,1,60a479ac)
@[12] 0x605f2b01 nnotes.CRawActionLotusScript::Run+577 (3614,3e34b694,1a5,17055324)
@[13] 0x605ef246 nnotes.CRawAction::Run+54 (0,3e34c014,1a5,17055340)
@[14] 0x605eee03 nnotes.CRawAction::Execute+275 (3e354c74,339d,17055b28,605eb859)
@[15] 0x605ebb26 nnotes.CAssistant::RunAlone+22 (3e331814,3e34c014,0,3e34c014)
@[16] 0x605eb859 nnotes.CAssistant::Run+3833 (0,17055fd0,1,170574ac)
@[17] 0x6060017a nnotes.AgentRun@16+1018 (fa89f40,3e34b694,0,10)
@[18] 0x00492b90 NINOTES.NAgent::Run+320 (0,2,1705a44c,0)
@[19] 0x004bed9e NINOTES.NFormula::DoToolsRunMacro+510 (170587a0,17058930,1705a44c,17058b00)
@[20] 0x004bace7 NINOTES.NFormula::ExtensionProc+4503 (ed,2,170587a0,17058930)
@[21] 0x004b984f NINOTES.INotesCompExtProc@36+79 (3eb6e738,1705a44c,ed,2)
@[22] 0x600c1ae2 nnotes.CompGeneralContext::ExtensionProc+274 (12,ed,0,2)
@[23] 0x600c20c3 nnotes.ExtensionProc::Execute+323 (3eb6e910,3eb6e868,3eb6e868,1525e17c)
@[24] 0x6004e730 nnotes.AtFunctionNode::ComputeVariants+80 (3eb6e948,3eb6e868,3eb6e868,600012bb)
@[25] 0x6004db26 nnotes.MainExpressionNode::ComputeVariants+54 (0,3eb6e738,1,3eb935b1)
@[26] 0x6004e8f2 nnotes.RootNode::ComputeVariants+82 (1705a428,3eb6e738,1705a258,3eb6e738)
@[27] 0x6004e510 nnotes.Compute::Eval+144 (1a5,1705a44c,1705a258,1525e17c)
@[28] 0x600c17ce nnotes.NSFComputeEvaluateExt@32+126 (3eb6e738,1a5,1705a2e0,1705a224)
@[29] 0x004b808e NINOTES.NFormula::Evaluate+94 (1705a258,1705a428,1705ce68,2)
@[30] 0x004b8575 NINOTES.NFormula::Evaluate+69 (77e6be20,1705ce68,1705be58,3eb6e738)
@[31] 0x004a99a4 NINOTES.NDocNote::HandleSaveAgent+148 (1705be5c,1705be58,3e358014,1705ce68)
@[32] 0x004ab5e1 NINOTES.NDocNote::SaveDoc+449 (1705be5c,1705be58,f2c3814,3e358014)
@[33] 0x004f6c07 NINOTES.CmdHandlerBase::WriteDoc+119 (0,0,3e358014,f2c3814)
@[34] 0x00459d0f NINOTES.CmdHandlerBase::HandleEditDocumentCmd+527 (3e33f514,0,3e358014,f2c3814)
@[35] 0x00440865 NINOTES.CmdHandlerBase::PrivHandle+405 (3e358014,0,0,f2c3814)
@[36] 0x0043e7ab NINOTES.CmdHandler::PrivHandle+123 (3e358014,3304a414,77e6be20,3e358014)
@[37] 0x0043e8cd NINOTES.CmdHandler::Handler+221 (3e358014,f2c3814,2,0)
@[38] 0x00438a5a NINOTES.Cmd::Execute+58 (321fe4cc,321fe1e4,0,6825d8)
@[39] 0x0048012e NINOTES.InotesHTTPProcessRequestImpl+1758 (321fe4dc,321fe4cc,321fe1e4,0)
@[40] 0x0047fa1f NINOTES.InotesHTTPProcessRequest+47 (321fe4dc,3,0,a0008)
@[41] 0x10014ae4 nhttpstack.HTInotesRequest::ProcessRequest+36 (321fe1e4,321fe07c,0,0)
@[42] 0x10010a32 nhttpstack.HTRequestExtContainer::ProcessRequest+690 (5,3e54f770,3303b1e4,0)
@[43] 0x1001db73 nhttpstack.HTRequest::ProcessRequest+1747 (fa4f63c,fa4f37a,fa4f634,646e492f)
@[44] 0x10022512 nhttpstack.HTSession::StartRequest+882 (fa4f386,fa4f37a,0,1705ff50)
@[45] 0x1002c309 nhttpstack.HTWorkerThread::CheckForWork+441 (3,fa4f37a,100292e0,1002930a)
@[46] 0x1002c0f7 nhttpstack.HTWorkerThread::ThreadMain+87 (fa4f37a,0,0,0)
@[47] 0x60114a44 nnotes.ThreadWrapper@4+212 (0,0,0,0)
[48] 0x77e6608b KERNEL32.GetModuleFileNameA+235
Invalid stack frame detected: Unable to read process memory for frame