Hai Everybody, i am integrating a exsisting subreport to master report.i could complie and run the report .but i could find the output.while seeing the logs i got an error like this as below. # # An unexpected error has been detected by HotSpot Virtual Machine: # # EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x6d80f242, pid=5048, tid=1028 # # Java VM: Java HotSpot Client VM (1.5.0_11-b03 mixed mode, sharing) # Problematic frame: # V [jvm.dll+0xcf242] # --------------- T H R E A D --------------- Current thread (0x00a08e18): VMThread [id=1028] siginfo: ExceptionCode=0xc0000005, reading address 0x00000008 Registers: EAX=0x315e46c8, EBX=0x00000000, ECX=0x00000008, EDX=0x315e46c8 ESP=0x0094fbc0, EBP=0x0094fbfc, ESI=0x2b2702e0, EDI=0x6d8bd518 EIP=0x6d80f242, EFLAGS=0x00010202 Top of Stack: (sp=0x0094fbc0) 0x0094fbc0: 315e46c8 6d80f20b 6d8bd518 6d80f46b 0x0094fbd0: 6d8c1a14 6d857f07 6d8c1a14 6d8bd518 0x0094fbe0: 009e92a8 6d7afabd 6d8bd518 00000000 0x0094fbf0: 00000001 009e92a8 00000000 0094fc64 0x0094fc00: 6d7b0dac 00000001 00000000 00000001 0x0094fc10: 00000002 6d8bd518 6d8bd518 00000001 0x0094fc20: 009e92a8 00000000 00000000 00000001 0x0094fc30: 00000001 0094fcbc 00000000 00000000 Instructions: (pc=0x6d80f242) 0x6d80f232: 08 8b 08 8b 40 08 8b 04 88 50 8b 48 04 83 c1 08 0x6d80f242: 8b 11 ff 52 60 eb de c3 e9 00 00 00 00 c7 05 14 Stack: [0x00910000,0x00950000), sp=0x0094fbc0, free space=254k Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code) V [jvm.dll+0xcf242] V [jvm.dll+0x70dac] V [jvm.dll+0x70b28] V [jvm.dll+0x74196] V [jvm.dll+0x10f2eb] V [jvm.dll+0x6f8ba] V [jvm.dll+0x51d3e] V [jvm.dll+0x6fa5c] V [jvm.dll+0x12a230] V [jvm.dll+0x129cfe] V [jvm.dll+0x129ea7] V [jvm.dll+0x129c0c] C [MSVCRT.dll+0x2a3b0] C [kernel32.dll+0xb50b] VM_Operation (0x03dcf634): generation collection for allocation, mode: safepoint, requested by thread 0x0310d680 --------------- P R O C E S S --------------- Java Threads: ( => current thread ) 0x03121d10 JavaThread "Appointment SubReport subreport filler" [_thread_blocked, id=3756] 0x030e29b8 JavaThread "Thread-22" [_thread_blocked, id=4256] 0x03469660 JavaThread "Appointment SubReport subreport filler" [_thread_blocked, id=5984] 0x03469ad8 JavaThread "Thread-21" [_thread_blocked, id=4660] 0x0310d680 JavaThread "AWT-EventQueue-0" [_thread_blocked, id=5572] 0x0346aa98 JavaThread "Appointment SubReport subreport filler" [_thread_blocked, id=2780] 0x03056a10 JavaThread "Thread-12" [_thread_blocked, id=1984] 0x03303e48 JavaThread "Appointment SubReport subreport filler" [_thread_blocked, id=5020] 0x036e43c8 JavaThread "Thread-10" [_thread_blocked, id=2112] 0x031e73a0 JavaThread "Thread-5" [_thread_blocked, id=5084] 0x00357848 JavaThread "DestroyJavaVM" [_thread_blocked, id=4924] 0x03657008 JavaThread "TimerQueue" daemon [_thread_blocked, id=4404] 0x03066830 JavaThread "AWT-Windows" daemon [_thread_blocked, id=1548] 0x030664d8 JavaThread "AWT-Shutdown" [_thread_blocked, id=2672] 0x02e95f40 JavaThread "Java2D Disposer" daemon [_thread_blocked, id=5284] 0x00a12fc0 JavaThread "Low Memory Detector" daemon [_thread_blocked, id=4632] 0x00a11cb8 JavaThread "CompilerThread0" daemon [_thread_blocked, id=4384] 0x00a10fa0 JavaThread "Signal Dispatcher" daemon [_thread_blocked, id=4572] 0x00a0b160 JavaThread "Finalizer" daemon [_thread_blocked, id=632] 0x00a0a780 JavaThread "Reference Handler" daemon [_thread_blocked, id=4364] Other Threads: =>0x00a08e18 VMThread [id=1028] 0x00a10ef8 WatcherThread [id=5752] VM state:at safepoint (normal execution) VM Mutex/Monitor currently owned by a thread: ([mutex/lock_event]) [0x00356ee0/0x000000e8] Threads_lock - owner thread: 0x00a08e18 [0x00357060/0x00000124] Heap_lock - owner thread: 0x0310d680 Heap def new generation total 36288K, used 34873K [0x06a70000, 0x091d0000, 0x091d0000) eden space 32256K, 100% used [0x06a70000, 0x089f0000, 0x089f0000) from space 4032K, 64% used [0x089f0000, 0x08c7e420, 0x08de0000) to space 4032K, 0% used [0x08de0000, 0x08de0000, 0x091d0000) tenured generation total 483968K, used 483967K [0x091d0000, 0x26a70000, 0x26a70000) the space 483968K, 99% used [0x091d0000, 0x26a6ffb0, 0x26a70000, 0x26a70000) compacting perm gen total 17408K, used 17172K [0x26a70000, 0x27b70000, 0x2aa70000) the space 17408K, 98% used [0x26a70000, 0x27b35010, 0x27b35200, 0x27b70000) ro space 8192K, 67% used [0x2aa70000, 0x2afcf150, 0x2afcf200, 0x2b270000) rw space 12288K, 47% used [0x2b270000, 0x2b819750, 0x2b819800, 0x2be70000) Dynamic libraries: 0x00400000 - 0x0040d000 D:Program FilesJavajdk1.5.0_11binjavaw.exe 0x7c900000 - 0x7c9b0000 C:WINDOWSsystem32ntdll.dll 0x7c800000 - 0x7c8f4000 C:WINDOWSsystem32kernel32.dll 0x77dd0000 - 0x77e6b000 C:WINDOWSsystem32ADVAPI32.dll 0x77e70000 - 0x77f01000 C:WINDOWSsystem32RPCRT4.dll 0x77d40000 - 0x77dd0000 C:WINDOWSsystem32USER32.dll 0x77f10000 - 0x77f56000 C:WINDOWSsystem32GDI32.dll 0x77c10000 - 0x77c68000 C:WINDOWSsystem32MSVCRT.dll 0x6d740000 - 0x6d8dd000 D:Program FilesJavajdk1.5.0_11jrebinclientjvm.dll 0x76b40000 - 0x76b6d000 C:WINDOWSsystem32WINMM.dll 0x6d300000 - 0x6d308000 D:Program FilesJavajdk1.5.0_11jrebinhpi.dll 0x76bf0000 - 0x76bfb000 C:WINDOWSsystem32PSAPI.DLL 0x6d710000 - 0x6d71c000 D:Program FilesJavajdk1.5.0_11jrebinverify.dll 0x6d380000 - 0x6d39d000 D:Program FilesJavajdk1.5.0_11jrebinjava.dll 0x6d730000 - 0x6d73f000 D:Program FilesJavajdk1.5.0_11jrebinzip.dll 0x6d070000 - 0x6d1da000 D:Program FilesJavajdk1.5.0_11jrebinawt.dll 0x73000000 - 0x73026000 C:WINDOWSsystem32WINSPOOL.DRV 0x76390000 - 0x763ad000 C:WINDOWSsystem32IMM32.dll 0x774e0000 - 0x7761c000 C:WINDOWSsystem32ole32.dll 0x5ad70000 - 0x5ada8000 C:WINDOWSsystem32uxtheme.dll 0x73760000 - 0x737a9000 C:WINDOWSsystem32ddraw.dll 0x73bc0000 - 0x73bc6000 C:WINDOWSsystem32DCIMAN32.dll 0x6d2b0000 - 0x6d300000 D:Program FilesJavajdk1.5.0_11jrebinfontmanager.dll 0x7c9c0000 - 0x7d1d4000 C:WINDOWSsystem32shell32.dll 0x77f60000 - 0x77fd6000 C:WINDOWSsystem32SHLWAPI.dll 0x773d0000 - 0x774d2000 C:WINDOWSWinSxSx86_Microsoft.Windows.Common-Controls_6595b64144ccf1df_6.0.2600.2180_x-ww_a84f1ff9comctl32.dll 0x5d090000 - 0x5d127000 C:WINDOWSsystem32comctl32.dll 0x6d540000 - 0x6d553000 D:Program FilesJavajdk1.5.0_11jrebinnet.dll 0x71ab0000 - 0x71ac7000 C:WINDOWSsystem32WS2_32.dll 0x71aa0000 - 0x71aa8000 C:WINDOWSsystem32WS2HELP.dll 0x6d560000 - 0x6d569000 D:Program FilesJavajdk1.5.0_11jrebinnio.dll 0x6d230000 - 0x6d253000 D:Program FilesJavajdk1.5.0_11jrebindcpr.dll 0x6f5c0000 - 0x6f5c7000 C:Documents and SettingsAdministratorflexdockRubberBand.dll 0x71a50000 - 0x71a8f000 C:WINDOWSSystem32mswsock.dll 0x76f20000 - 0x76f47000 C:WINDOWSsystem32DNSAPI.dll 0x76fb0000 - 0x76fb8000 C:WINDOWSSystem32winrnr.dll 0x76f60000 - 0x76f8c000 C:WINDOWSsystem32WLDAP32.dll 0x76fc0000 - 0x76fc6000 C:WINDOWSsystem32rasadhlp.dll 0x662b0000 - 0x66308000 C:WINDOWSsystem32hnetcfg.dll 0x71a90000 - 0x71a98000 C:WINDOWSSystem32wshtcpip.dll 0x5b860000 - 0x5b8b4000 C:WINDOWSsystem32netapi32.dll 0x71b20000 - 0x71b32000 C:WINDOWSsystem32MPR.dll 0x75f60000 - 0x75f67000 C:WINDOWSSystem32drprov.dll 0x71c10000 - 0x71c1e000 C:WINDOWSSystem32ntlanman.dll 0x71cd0000 - 0x71ce7000 C:WINDOWSSystem32NETUI0.dll 0x71c90000 - 0x71cd0000 C:WINDOWSSystem32NETUI1.dll 0x71c80000 - 0x71c87000 C:WINDOWSSystem32NETRAP.dll 0x71bf0000 - 0x71c03000 C:WINDOWSSystem32SAMLIB.dll 0x75f70000 - 0x75f79000 C:WINDOWSSystem32davclnt.dll 0x03ec0000 - 0x03ed4000 C:WINDOWSsystem32LMIRfsClientNP.dll 0x77920000 - 0x77a13000 C:WINDOWSsystem32SETUPAPI.dll 0x77b40000 - 0x77b62000 C:WINDOWSsystem32appHelp.dll 0x76fd0000 - 0x7704f000 C:WINDOWSsystem32CLBCATQ.DLL 0x77120000 - 0x771ac000 C:WINDOWSsystem32OLEAUT32.dll 0x77050000 - 0x77115000 C:WINDOWSsystem32COMRes.dll 0x77c00000 - 0x77c08000 C:WINDOWSsystem32VERSION.dll 0x76980000 - 0x76988000 C:WINDOWSsystem32LINKINFO.dll 0x76990000 - 0x769b5000 C:WINDOWSsystem32ntshrui.dll 0x76b20000 - 0x76b31000 C:WINDOWSsystem32ATL.DLL 0x769c0000 - 0x76a73000 C:WINDOWSsystem32USERENV.dll 0x77a20000 - 0x77a74000 C:WINDOWSSystem32cscui.dll 0x76600000 - 0x7661d000 C:WINDOWSSystem32CSCDLL.dll 0x6d440000 - 0x6d45f000 D:Program FilesJavajdk1.5.0_11jrebinjpeg.dll VM Arguments: jvm_args: -Xmx512m -Xms24m java_command: it.businesslogic.ireport.gui.MainFrame Launcher Type: SUN_STANDARD Environment Variables: JAVA_HOME=D:Program FilesJavajdk1.5.0_11 PATH=C:WINDOWSsystem32;C:WINDOWS;C:WINDOWSSystem32Wbem;D:Program FilesJavajdk1.5.0_11bin;c:windowssystem32;d:Program FilesMySQLMySQL Server 4.1bin USERNAME=Administrator OS=Windows_NT PROCESSOR_IDENTIFIER=x86 Family 15 Model 6 Stepping 5, GenuineIntel --------------- S Y S T E M --------------- OS: Windows XP Build 2600 Service Pack 2 CPU:total 2 (cores per cpu 1, threads per core 2) family 15 model 6 stepping 5, cmov, cx8, fxsr, mmx, sse, sse2, sse3, ht Memory: 4k page, physical 1037504k(46120k free), swap 4059616k(2559136k free) vm_info: Java HotSpot Client VM (1.5.0_11-b03) for windows-x86, built on Dec 15 2006 01:16:12 by "java_re" with MS VC++ 6.0 so anbody of u plz help me how to solve this problem Post edited by: ganny.perikala, at: 2008/05/13 10:16 Post edited by: ganny.perikala, at: 2008/05/13 10:18