Pull the latest sources and build liveconnect and other required components.
Run liveconnect using NetBeans, iconify it and lock the screen. After 40 mins the VM crashed with below log.

#
# An unexpected error has been detected by Java Runtime Environment:
#
# EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x6d0b0a60, pid=3892, tid=1176
#
# Java VM: Java HotSpot(TM) Client VM (11.0-b15 mixed mode, sharing windows-x86)

# Problematic frame:
# C [awt.dll+0xb0a60]
#
# If you would like to submit a bug report, please visit:
# http://java.sun.com/webapps/bugreport/crash.jsp
# The crash happened outside the Java Virtual Machine in native code.
# See problematic frame for where to report the bug.
#

--------------- T H R E A D ---------------

Current thread (0x03d76800): JavaThread "AWT-Windows" daemon [_thread_in_native
, id=1176, stack(0x046f0000,0x04740000)]

siginfo: ExceptionCode=0xc0000005, reading address 0x00000000

Registers:
EAX=0x0473f574, EBX=0x03f15b88, ECX=0x0000010e, EDX=0x00000180
ESP=0x0473f55c, EBP=0x0473f6e8, ESI=0x00000000, EDI=0x00000180
EIP=0x6d0b0a60, EFLAGS=0x00010202

Top of Stack: (sp=0x0473f55c)
0x0473f55c: 0473f574 00001000 00000000 03ee7ae8
0x0473f56c: 00000100 0473f6e8 000001ff 6d0a925c
0x0473f57c: 00000000 00000000 03ee7ae8 000001ff
0x0473f58c: 6d0a977e 00000000 00000000 000001ff
0x0473f59c: 03f0def4 6d0ad62a 00000003 3f800000
0x0473f5ac: 00000000 00009824 03d76914 00000001
0x0473f5bc: 000002ee ffffffff 77531a91 000002ee
0x0473f5cc: 00000000 00000001 03d76914 017dc918

Instructions: (pc=0x6d0b0a60)
0x6d0b0a50: 05 00 20 00 00 50 c1 e2 05 8d 44 24 14 50 8b fa
0x6d0b0a60: 8b 16 57 c1 e1 05 51 56 ff 52 2c 85 c0 0f 8c 93


Stack: [0x046f0000,0x04740000], sp=0x0473f55c, free space=317k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
C [awt.dll+0xb0a60]
C [awt.dll+0x96dbc]
C [USER32.dll+0x21a10]
C [USER32.dll+0x21ae8]
C [USER32.dll+0x21c03]
C [USER32.dll+0x23656]
C [ntdll.dll+0x60e6e]
C [USER32.dll+0x1c5cd]

Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
j sun.awt.windows.WToolkit.eventLoop()V+0
j sun.awt.windows.WToolkit.run()V+69
j java.lang.Thread.run()V+11
v ~StubRoutines::call_stub

--------------- P R O C E S S ---------------

Java Threads: ( => current thread )
  0x040a5c00 JavaThread "D3D Screen Updater" daemon [_thread_blocked, id=1400, s
tack(0x04b30000,0x04b80000)]
  0x040a3c00 JavaThread "TimerQueue" daemon [_thread_blocked, id=2864, stack(0x0
7210000,0x07260000)]
  0x040a3400 JavaThread "Thread-10" [_thread_blocked, id=3252, stack(0x071c0000,
0x07210000)]
  0x040a3000 JavaThread "Thread-9" [_thread_blocked, id=2448, stack(0x07170000,0
x071c0000)]
  0x040a2800 JavaThread "Thread-8" [_thread_blocked, id=4052, stack(0x070b0000,0
x07100000)]
  0x040a2400 JavaThread "Thread-7" [_thread_blocked, id=4000, stack(0x06fe0000,0
x07030000)]
  0x03f41000 JavaThread "pool-1-thread-1" daemon [_thread_blocked, id=3604, stac
k(0x06f10000,0x06f60000)]
  0x017cac00 JavaThread "Long sleeping thread" daemon [_thread_blocked, id=3656,
 stack(0x04790000,0x047e0000)]
  0x0148a000 JavaThread "DestroyJavaVM" [_thread_blocked, id=816, stack(0x002300
00,0x00280000)]
  0x03d76c00 JavaThread "AWT-EventQueue-0" [_thread_in_native, id=3936, stack(0x
04740000,0x04790000)]
=>0x03d76800 JavaThread "AWT-Windows" daemon [_thread_in_native, id=1176, stack(
0x046f0000,0x04740000)]
  0x03d76000 JavaThread "AWT-Shutdown" [_thread_blocked, id=2504, stack(0x042600
00,0x042b0000)]
  0x03d73800 JavaThread "Java2D Disposer" daemon [_thread_blocked, id=2468, stac
k(0x041c0000,0x04210000)]
  0x017f0000 JavaThread "Low Memory Detector" daemon [_thread_blocked, id=3828,
stack(0x03a70000,0x03ac0000)]
  0x017de400 JavaThread "CompilerThread0" daemon [_thread_blocked, id=3704, stac
k(0x03a20000,0x03a70000)]
  0x017da000 JavaThread "Attach Listener" daemon [_thread_blocked, id=2464, stac
k(0x039d0000,0x03a20000)]
  0x017cf400 JavaThread "Signal Dispatcher" daemon [_thread_blocked, id=3580, st
ack(0x03980000,0x039d0000)]
  0x017c9000 JavaThread "Finalizer" daemon [_thread_blocked, id=3240, stack(0x03
930000,0x03980000)]
  0x017c4400 JavaThread "Reference Handler" daemon [_thread_blocked, id=3196, st
ack(0x038e0000,0x03930000)]

Other Threads:
  0x017c2800 VMThread [stack: 0x03890000,0x038e0000] [id=3552]
  0x017f1000 WatcherThread [stack: 0x03ac0000,0x03b10000] [id=3136]

VM state:not at safepoint (normal execution)

VM Mutex/Monitor currently owned by a thread: None

Heap
 def new generation total 2048K, used 1208K [0x23210000, 0x23440000, 0x236f000
0)
  eden space 1856K, 57% used [0x23210000, 0x2331b770, 0x233e0000)
  from space 192K, 72% used [0x233e0000, 0x23402be8, 0x23410000)
  to space 192K, 0% used [0x23410000, 0x23410000, 0x23440000)
 tenured generation total 26240K, used 22874K [0x236f0000, 0x25090000, 0x27210
000)
   the space 26240K, 87% used [0x236f0000, 0x24d46970, 0x24d46a00, 0x25090000)
 compacting perm gen total 12800K, used 12774K [0x27210000, 0x27e90000, 0x2b210
000)
   the space 12800K, 99% used [0x27210000, 0x27e89968, 0x27e89a00, 0x27e90000)
    ro space 8192K, 63% used [0x2b210000, 0x2b723b48, 0x2b723c00, 0x2ba10000)
    rw space 12288K, 53% used [0x2ba10000, 0x2c077f38, 0x2c078000, 0x2c610000)

Dynamic libraries:
0x00400000 - 0x00424000 C:\Windows\system32\java.exe
0x77980000 - 0x77a9e000 C:\Windows\system32\ntdll.dll
0x76420000 - 0x764f8000 C:\Windows\system32\kernel32.dll
0x778c0000 - 0x7797f000 C:\Windows\system32\ADVAPI32.dll
0x76340000 - 0x76403000 C:\Windows\system32\RPCRT4.dll
0x7c340000 - 0x7c396000 C:\Program Files\Java\jre6\bin\msvcr71.dll
0x6d800000 - 0x6da56000 C:\Program Files\Java\jre6\bin\client\jvm.dll
0x77510000 - 0x775ae000 C:\Windows\system32\USER32.dll
0x762c0000 - 0x7630b000 C:\Windows\system32\GDI32.dll
0x72090000 - 0x720c3000 C:\Windows\system32\WINMM.dll
0x77780000 - 0x7782a000 C:\Windows\system32\msvcrt.dll
0x77630000 - 0x77774000 C:\Windows\system32\ole32.dll
0x77830000 - 0x778bc000 C:\Windows\system32\OLEAUT32.dll
0x71f50000 - 0x71f88000 C:\Windows\system32\OLEACC.dll
0x77190000 - 0x771ae000 C:\Windows\system32\IMM32.DLL
0x77370000 - 0x77437000 C:\Windows\system32\MSCTF.dll
0x76070000 - 0x7609c000 C:\Windows\system32\apphelp.dll
0x77af0000 - 0x77af9000 C:\Windows\system32\LPK.DLL
0x775b0000 - 0x7762d000 C:\Windows\system32\USP10.dll
0x6d280000 - 0x6d288000 C:\Program Files\Java\jre6\bin\hpi.dll
0x76230000 - 0x76237000 C:\Windows\system32\PSAPI.DLL
0x6d7b0000 - 0x6d7bc000 C:\Program Files\Java\jre6\bin\verify.dll
0x6d320000 - 0x6d33f000 C:\Program Files\Java\jre6\bin\java.dll
0x6d7f0000 - 0x6d7ff000 C:\Program Files\Java\jre6\bin\zip.dll
0x6d000000 - 0x6d138000 C:\Program Files\Java\jre6\bin\awt.dll
0x735b0000 - 0x735f1000 C:\Windows\system32\WINSPOOL.DRV
0x74130000 - 0x741b6000 C:\Windows\WinSxS\x86_microsoft.windows.common-c
ontrols_6595b64144ccf1df_5.82.6000.16386_none_87e0cb09378714f1\comctl32.dll
0x73230000 - 0x7323c000 C:\Windows\system32\DWMAPI.DLL
0x752e0000 - 0x7531f000 C:\Windows\system32\uxtheme.dll
0x766c0000 - 0x7718e000 C:\Windows\system32\shell32.dll
0x77b10000 - 0x77b65000 C:\Windows\system32\SHLWAPI.dll
0x74fe0000 - 0x75174000 C:\Windows\WinSxS\x86_microsoft.windows.common-c
ontrols_6595b64144ccf1df_6.0.6000.16386_none_5d07289e07e1d100\comctl32.dll
0x6d220000 - 0x6d274000 C:\Program Files\Java\jre6\bin\fontmanager.dll
0x719a0000 - 0x71b5a000 C:\Windows\system32\d3d9.dll
0x75940000 - 0x75948000 C:\Windows\system32\VERSION.dll
0x723f0000 - 0x723f6000 C:\Windows\system32\d3d8thk.dll
0x05290000 - 0x055b9000 C:\Windows\system32\nvd3dum.dll
0x6d610000 - 0x6d623000 C:\Program Files\Java\jre6\bin\net.dll
0x76310000 - 0x7633d000 C:\Windows\system32\WS2_32.dll
0x77b00000 - 0x77b06000 C:\Windows\system32\NSI.dll
0x75880000 - 0x758bb000 C:\Windows\system32\mswsock.dll
0x75930000 - 0x75936000 C:\Windows\System32\wship6.dll
0x6d630000 - 0x6d639000 C:\Program Files\Java\jre6\bin\nio.dll
0x75570000 - 0x75576000 C:\Windows\System32\wshtcpip.dll
0x74d50000 - 0x74d5f000 C:\Windows\system32\NLAapi.dll
0x75b00000 - 0x75b19000 C:\Windows\system32\IPHLPAPI.DLL
0x75ac0000 - 0x75af5000 C:\Windows\system32\dhcpcsvc.DLL
0x75d40000 - 0x75d6b000 C:\Windows\system32\DNSAPI.dll
0x760d0000 - 0x760e4000 C:\Windows\system32\Secur32.dll
0x75ab0000 - 0x75ab7000 C:\Windows\system32\WINNSI.DLL
0x75a80000 - 0x75aa0000 C:\Windows\system32\dhcpcsvc6.DLL
0x73260000 - 0x73268000 C:\Windows\System32\winrnr.dll
0x77aa0000 - 0x77ae9000 C:\Windows\system32\WLDAP32.dll
0x73250000 - 0x7325f000 C:\Windows\system32\napinsp.dll
0x73210000 - 0x73222000 C:\Windows\system32\pnrpnsp.dll
0x16080000 - 0x160a5000 C:\Program Files\Bonjour\mdnsNSP.dll
0x73b30000 - 0x73b36000 C:\Windows\system32\rasadhlp.dll
0x10000000 - 0x10016000 C:\Users\ranjitl\Downloads\javafx_sdk-1_0-dev-wi
ndows-i586-b42\javafx-sdk1.0dev\lib\desktop\on2_decoder.dll
0x6d350000 - 0x6d356000 C:\Program Files\Java\jre6\bin\jawt.dll
0x07030000 - 0x07072000 C:\Users\ranjitl\Downloads\javafx_sdk-1_0-dev-wi
ndows-i586-b42\javafx-sdk1.0dev\lib\desktop\jmc.dll
0x6bb90000 - 0x6bde6000 C:\Windows\system32\WMVCore.DLL
0x74910000 - 0x74949000 C:\Windows\system32\WMASF.DLL
0x76500000 - 0x76627000 C:\Windows\system32\urlmon.dll
0x77b70000 - 0x77bb5000 C:\Windows\system32\iertutil.dll
0x76630000 - 0x766b4000 C:\Windows\system32\CLBCatQ.DLL
0x6c960000 - 0x6cad1000 C:\Windows\system32\quartz.dll
0x6f8e0000 - 0x6f8f2000 C:\Windows\system32\DXVA2.DLL
0x6d190000 - 0x6d1b3000 C:\Program Files\Java\jre6\bin\dcpr.dll
0x04d00000 - 0x04d09000 C:\Users\ranjitl\Downloads\javafx_sdk-1_0-dev-wi
ndows-i586-b42\javafx-sdk1.0dev\lib\desktop\Decora-D3D.dll
0x6d450000 - 0x6d474000 C:\Program Files\Java\jre6\bin\jpeg.dll
0x6d160000 - 0x6d18f000 C:\Program Files\Java\jre6\bin\cmm.dll

VM Arguments:
jvm_args: -Djava.library.path=C:\Users\ranjitl\Downloads\javafx_sdk-1_0-dev-wind
ows-i586-b42\javafx-sdk1.0dev\bin\..\lib\desktop
java_command: com.sun.jfx.apps.liveconnect.Main
Launcher Type: SUN_STANDARD

Environment Variables:
CLASSPATH=.;C:\Program Files\Java\jre1.6.0_07\lib\ext\QTJava.zip
PATH=C:\PROGRA~1\MKSTOO~1\bin;C:\PROGRA~1\MKSTOO~1\bin\X11;C:\PROGRA~1\MKSTOO~1\
mksnt;C:\Program Files\JavaFX\javafx-sdk1.0dev\bin;C:\Windows\system32;C:\Window
s;C:\Windows\System32\Wbem;C:\Program Files\QuickTime\QTSystem\;C:\adabas\bin;C:
\adabas\pgm;C:\Program Files\Mercurial
USERNAME=ranjitl
SHELL=C:/PROGRA~1/MKSTOO~1/mksnt/sh.exe
DISPLAY=:0.0
OS=Windows_NT
PROCESSOR_IDENTIFIER=x86 Family 6 Model 15 Stepping 6, GenuineIntel



--------------- S Y S T E M ---------------

OS: Windows Vista Build 6000

CPU:total 2 (2 cores per cpu, 1 threads per core) family 6 model 15 stepping 6,
cmov, cx8, fxsr, mmx, sse, sse2, sse3, ssse3

Memory: 4k page, physical 2095040k(1006944k free), swap 4194303k(3330144k free)

vm_info: Java HotSpot(TM) Client VM (11.0-b15) for windows-x86 JRE (1.6.0_10-rc2
-b32), built on Sep 12 2008 00:52:11 by "java_re" with MS VC++ 7.1

time: Tue Oct 21 12:29:13 2008
elapsed time: 2330 seconds


C:\Users\ranjitl\Documents\apps-10-21-08\platforms\desktop\liveconnect>