请大侠帮我看看这是什么错误 （JNI相关）


An unexpected exception has been detected in native code outside the VM.
Unexpected Signal : EXCEPTION_ACCESS_VIOLATION (0xc0000005) occurred at PC=0x8156946
Function=Java_edu_umn_gis_mapscript_mapscriptJNI_pointObj_1setXYZ+0x14442
Library=C:\mapserver\bin\mapscript.dllCurrent Java thread:
at edu.umn.gis.mapscript.mapscriptJNI.delete_layerObj(Native Method)
at edu.umn.gis.mapscript.layerObj.delete(layerObj.java:31)
at edu.umn.gis.mapscript.layerObj.finalize(layerObj.java:25)
at java.lang.ref.Finalizer.invokeFinalizeMethod(Native Method)
at java.lang.ref.Finalizer.runFinalizer(Finalizer.java:83)
at java.lang.ref.Finalizer.access$100(Finalizer.java:14)
at java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:160)Dynamic libraries:
0x00400000 - 0x0040B000  C:\j2sdk1.4.2_07\bin\javaw.exe
0x77F80000 - 0x77FFB000  C:\WINNT\system32\ntdll.dll
0x796D0000 - 0x79732000  C:\WINNT\system32\ADVAPI32.dll
0x77E60000 - 0x77F38000  C:\WINNT\system32\KERNEL32.DLL
0x786F0000 - 0x78761000  C:\WINNT\system32\RPCRT4.DLL
0x77DF0000 - 0x77E55000  C:\WINNT\system32\USER32.dll
0x77F40000 - 0x77F7C000  C:\WINNT\system32\GDI32.DLL
0x78000000 - 0x78045000  C:\WINNT\system32\MSVCRT.dll
0x75E00000 - 0x75E1A000  C:\WINNT\system32\IMM32.DLL
0x08000000 - 0x08138000  C:\j2sdk1.4.2_07\jre\bin\client\jvm.dll
0x77530000 - 0x77560000  C:\WINNT\system32\WINMM.dll
0x10000000 - 0x10007000  C:\j2sdk1.4.2_07\jre\bin\hpi.dll
0x007E0000 - 0x007EE000  C:\j2sdk1.4.2_07\jre\bin\verify.dll
0x007F0000 - 0x00809000  C:\j2sdk1.4.2_07\jre\bin\java.dll
0x00810000 - 0x0081D000  C:\j2sdk1.4.2_07\jre\bin\zip.dll
0x18470000 - 0x1847F000  C:\j2sdk1.4.2_07\jre\bin\net.dll
0x74FB0000 - 0x74FC4000  C:\WINNT\system32\WS2_32.dll
0x74FA0000 - 0x74FA8000  C:\WINNT\system32\WS2HELP.DLL
0x77800000 - 0x7780C000  C:\WINNT\System32\rnr20.dll
0x77960000 - 0x77984000  C:\WINNT\system32\DNSAPI.DLL
0x74FD0000 - 0x74FDA000  C:\WINNT\system32\WSOCK32.DLL
0x77300000 - 0x77313000  C:\WINNT\system32\iphlpapi.dll
0x774E0000 - 0x774E5000  C:\WINNT\system32\ICMP.DLL
0x772E0000 - 0x772F7000  C:\WINNT\system32\MPRAPI.DLL
0x750E0000 - 0x750EF000  C:\WINNT\system32\SAMLIB.DLL
0x75100000 - 0x7514F000  C:\WINNT\system32\NETAPI32.DLL
0x797B0000 - 0x797BF000  C:\WINNT\system32\SECUR32.DLL
0x75150000 - 0x75156000  C:\WINNT\system32\NETRAP.DLL
0x77930000 - 0x7795A000  C:\WINNT\system32\WLDAP32.DLL
0x77A30000 - 0x77B27000  C:\WINNT\system32\OLE32.DLL
0x77990000 - 0x77A2B000  C:\WINNT\system32\OLEAUT32.DLL
0x77370000 - 0x7739F000  C:\WINNT\system32\ACTIVEDS.DLL
0x77340000 - 0x77363000  C:\WINNT\system32\ADSLDPC.DLL
0x777F0000 - 0x777FE000  C:\WINNT\system32\RTUTILS.DLL
0x6D990000 - 0x6DA3C000  C:\WINNT\system32\SETUPAPI.DLL
0x794D0000 - 0x79532000  C:\WINNT\system32\USERENV.DLL
0x774A0000 - 0x774D3000  C:\WINNT\system32\RASAPI32.DLL
0x77480000 - 0x77491000  C:\WINNT\system32\RASMAN.DLL
0x774F0000 - 0x77512000  C:\WINNT\system32\TAPI32.DLL
0x71780000 - 0x7180A000  C:\WINNT\system32\COMCTL32.DLL
0x70BD0000 - 0x70C34000  C:\WINNT\system32\SHLWAPI.DLL
0x77320000 - 0x77339000  C:\WINNT\system32\DHCPCSVC.DLL
0x777A0000 - 0x777A8000  C:\WINNT\System32\winrnr.dll
0x777B0000 - 0x777B5000  C:\WINNT\system32\rasadhlp.dll
0x74F50000 - 0x74F6E000  C:\WINNT\system32\msafd.dll
0x74F90000 - 0x74F97000  C:\WINNT\System32\wshtcpip.dll
0x195D0000 - 0x195DC000  C:\j2sdk1.4.2_07\jre\bin\JdbcOdbc.dll
0x1F7D0000 - 0x1F804000  C:\WINNT\system32\ODBC32.dll
0x76AF0000 - 0x76B2E000  C:\WINNT\system32\comdlg32.dll
0x78F90000 - 0x791D8000  C:\WINNT\system32\SHELL32.DLL
0x19720000 - 0x19736000  C:\WINNT\system32\odbcint.dll
0x72C50000 - 0x72CD6000  C:\WINNT\system32\CLBCATQ.DLL
0x0F9A0000 - 0x0F9AB000  C:\WINNT\system32\VBAJET32.DLL
0x08140000 - 0x081B0000  C:\mapserver\bin\mapscript.dll
0x081B0000 - 0x0847C000  C:\mapserver\bin\bgd.dll
0x08480000 - 0x084C7000  C:\Program Files\ArcGIS\ArcSDE\ora9iexe\bin\sg90.dll
0x084D0000 - 0x085FF000  C:\Program Files\ArcGIS\ArcSDE\ora9iexe\bin\pe90.dll
0x08600000 - 0x08766000  C:\mapserver\bin\libmap.dll
0x08770000 - 0x08782000  C:\mapserver\bin\zlib1.dll
0x08790000 - 0x087C6000  C:\mapserver\bin\proj.dll
0x087D0000 - 0x08BFB000  C:\mapserver\bin\gdal12.dll
0x08C00000 - 0x08E60000  C:\mapserver\bin\xerces-c_2_4_0.dll
0x780A0000 - 0x780B2000  C:\WINNT\system32\MSVCIRT.dll
0x08E60000 - 0x08E7A000  C:\mapserver\bin\LIBPQ.dll
0x08E80000 - 0x08EB3000  C:\mapserver\bin\netcdf.dll
0x7C340000 - 0x7C396000  C:\mapserver\bin\MSVCR71.dll
0x7C3A0000 - 0x7C41B000  C:\mapserver\bin\MSVCP71.dll
0x08EC0000 - 0x08EF2000  C:\mapserver\bin\LIBCURL.dll
0x08F00000 - 0x08FD1000  C:\mapserver\bin\LIBEAY32.dll
0x08FE0000 - 0x09007000  C:\mapserver\bin\SSLEAY32.dll
0x55300000 - 0x553D0000  C:\mapserver\bin\pdflib.dll
0x09010000 - 0x091DC000  C:\Program Files\ArcGIS\ArcSDE\ora9iexe\bin\sde90.dll
0x091E0000 - 0x092F4000  C:\mapserver\bin\iconv.dll
0x77900000 - 0x77923000  C:\WINNT\system32\imagehlp.dll
0x72960000 - 0x7298D000  C:\WINNT\system32\DBGHELP.dll
0x687E0000 - 0x687EB000  C:\WINNT\system32\PSAPI.DLLHeap at VM Abort:
Heap
 def new generation   total 576K, used 14K [0x10010000, 0x100b0000, 0x104f0000)
  eden space 512K,   2% used [0x10010000, 0x100138a0, 0x10090000)
  from space 64K,   0% used [0x100a0000, 0x100a0000, 0x100b0000)
  to   space 64K,   0% used [0x10090000, 0x10090000, 0x100a0000)
 tenured generation   total 6816K, used 4088K [0x104f0000, 0x10b98000, 0x14010000)
   the space 6816K,  59% used [0x104f0000, 0x108ee020, 0x108ee200, 0x10b98000)
 compacting perm gen  total 8192K, used 8124K [0x14010000, 0x14810000, 0x18010000)
   the space 8192K,  99% used [0x14010000, 0x147ff350, 0x147ff400, 0x14810000)Local Time = Thu Mar 02 16:01:06 2006
Elapsed Time = 73
#
# The exception above was detected in native code outside the VM
#
# Java VM: Java HotSpot(TM) Client VM (1.4.2_07-b05 mixed mode)
#