运行出现异常（急）

我在程序中执行 jni 函数 GetStringUTFChars 时出现如下异常，请问这是什么原因，怎么解决，谢谢？Unexpected Signal : EXCEPTION_ACCESS_VIOLATION occurred at PC=0x6D36579C
Function=JVM_DisableCompiler+0x100EA
Library=d:\jdk\jre\bin\client\jvm.dllCurrent Java thread:
at PKISvrJavaClt.PKISvrJavaClt.PKI_GetCertItem(Native Method)
at PKISvrJavaClt.PKISvrJavaClt.PKI_GetCertItem(PKISvrJavaClt.java:62)
at PKIDemo_Java.PKIDemo_Java(PKIDemo_Java.java:61)
at PKIDemo_Java.main(PKIDemo_Java.java:12)Dynamic libraries:
0x00400000 - 0x00406000  d:\jdk\bin\java.exe
0x77F80000 - 0x77FFD000  D:\WINNT\system32\ntdll.dll
0x796D0000 - 0x79732000  D:\WINNT\system32\ADVAPI32.dll
0x77E60000 - 0x77F32000  D:\WINNT\system32\KERNEL32.DLL
0x786F0000 - 0x78761000  D:\WINNT\system32\RPCRT4.DLL
0x78000000 - 0x78045000  D:\WINNT\system32\MSVCRT.dll
0x6D330000 - 0x6D442000  d:\jdk\jre\bin\client\jvm.dll
0x77DF0000 - 0x77E4F000  D:\WINNT\system32\USER32.dll
0x77F40000 - 0x77F7B000  D:\WINNT\system32\GDI32.dll
0x77530000 - 0x77560000  D:\WINNT\system32\WINMM.dll
0x75E00000 - 0x75E1A000  D:\WINNT\system32\IMM32.DLL
0x6C330000 - 0x6C338000  D:\WINNT\system32\LPK.DLL
0x65D20000 - 0x65D74000  D:\WINNT\system32\USP10.dll
0x6D1D0000 - 0x6D1D7000  d:\jdk\jre\bin\hpi.dll
0x6D300000 - 0x6D30D000  d:\jdk\jre\bin\verify.dll
0x6D210000 - 0x6D228000  d:\jdk\jre\bin\java.dll
0x6D320000 - 0x6D32D000  d:\jdk\jre\bin\zip.dll
0x10000000 - 0x10032000  D:\WINNT\system32\PKISvrJavaClt.dll
0x74FB0000 - 0x74FC4000  D:\WINNT\system32\WS2_32.dll
0x74FA0000 - 0x74FA8000  D:\WINNT\system32\WS2HELP.DLL
0x74F50000 - 0x74F6E000  D:\WINNT\system32\msafd.dll
0x74F90000 - 0x74F97000  D:\WINNT\System32\wshtcpip.dll
0x77900000 - 0x77923000  D:\WINNT\system32\imagehlp.dll
0x72960000 - 0x7298D000  D:\WINNT\system32\DBGHELP.dll
0x687E0000 - 0x687EB000  D:\WINNT\system32\PSAPI.DLLLocal Time = Fri Aug 05 10:43:15 2005
Elapsed Time = 14
#
# HotSpot Virtual Machine Error : EXCEPTION_ACCESS_VIOLATION
# Error ID : 4F530E43505002D3
# Please report this error at
# http://java.sun.com/cgi-bin/bugreport.cgi
#
# Java VM: Java HotSpot(TM) Client VM (1.4.0-b92 mixed mode)