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Thanks Juergen On 11/11/10 1:07 PM, Jim Talbut wrote: > Hi, > > I hope this is the right place to discuss this. > > I'm in the process of using C# writing a web service to perform document > conversions (there are a few reasons why I can't just use JodConverter). > I'm starting multiple instances of OpenOffice and I'm able to carry out > multiple conversions in parallel - most of the time. > Unfortunately I'm hitting an access violation inside one of the UNO > worker threads which, without symbols, I'm not able to debug very far. > The environment is Windows 7 x64 (all my code is 32bit) using > OpenOffice.org 3.2.1. > > (28c4.2a78): Access violation - code c0000005 (first chance) > First chance exceptions are reported before any exception handling. > This exception may be expected and handled. > eax=00000001 ebx=00000000 ecx=0cddd77c edx=00000001 esi=0cddd77c > edi=0cddd77c > eip=0a848d87 esp=0e3af824 ebp=0e3af838 iopl=0 nv up ei pl nz na > po nc > cs=0023 ss=002b ds=002b es=002b fs=0053 gs=002b > efl=00010202 > *** ERROR: Symbol file could not be found. Defaulted to export symbols > for C:\Program Files (x86)\OpenOffice.org 3\URE\bin\urp_uno.dll - > urp_uno!uno_initEnvironment+0x65a9: > 0a848d87 8b4838 mov ecx,dword ptr [eax+38h] > ds:002b:00000039=???????? > 0:036> kP > ChildEBP RetAddr > WARNING: Stack unwind information not available. Following frames may be > wrong. > 0e3af838 0a847e9d urp_uno!uno_initEnvironment+0x65a9 > 0e3af930 0a841ef3 urp_uno!uno_initEnvironment+0x56bf > *** ERROR: Symbol file could not be found. Defaulted to export symbols > for C:\Program Files (x86)\OpenOffice.org 3\URE\bin\sal3.dll - > 0e3af940 09053a38 urp_uno!component_canUnload+0x20d > 0e3af94c 6ebb3433 sal3!osl_getGlobalMutex+0x1c > 0e3af984 6ebb34c7 MSVCR90!_callthreadstartex(void)+0x1b > [f:\dd\vctools\crt_bld\self_x86\crt\src\threadex.c @ 348] > 0e3af990 75f13677 MSVCR90!_threadstartex( > void * ptd = 0x08fdb690)+0x69 > [f:\dd\vctools\crt_bld\self_x86\crt\src\threadex.c @ 326] > 0e3af99c 771d9d42 KERNEL32!BaseThreadInitThunk+0xe > 0e3af9dc 771d9d15 ntdll!__RtlUserThreadStart+0x70 > 0e3af9f4 00000000 ntdll!_RtlUserThreadStart+0x1b > > > In this instance I've got 8 soffice.bin processes running, and the test > has run through 40+ documents 12 times before hitting the issue. > Also if I reconfigure to run only a single soffice.bin process I don't > hit the problem (or at least, not in a reasonable timeframe). > As a result it looks like a race condition of some kind within the > urp_uno worker thread. > > I suspect the issue relates to XBridge.getInstance function because > whenever it occurs there is a call stack like this on one of the other > threads: > 0cddda30 09e738bb <Module>.cli_uno.Bridge.call_uno(cli_uno.Bridge*, > _uno_Interface*, _typelib_TypeDescription*, > _typelib_TypeDescriptionReference*, Int32, _typelib_MethodParameter*, > System.Object[], System.Type[], System.Object ByRef) > 0cdddb3c 09e72a20 > cli_uno.UnoInterfaceProxy.Invoke(System.Runtime.Remoting.Messaging.IMessage) > > 0cdddc8c 5c69a25e > System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(System.Runtime.Remoting.Proxies.MessageData > ByRef, Int32) > 0cdddf1c 5de12356 [TPMethodFrame: 0cdddf1c] > unoidl.com.sun.star.bridge.XBridge.getInstance(System.String) > 0cdddf2c 09e722ad NodConverter.OpenOfficeConverter.Channel.Start(Int32) > [C:\Users\njt\Projects\NodConverter\NodConverter.OpenOfficeConverter\Channel.cs > @ 107] > > In my code soffice.bin instances are started and stopped and different > times, so there were multiple calls to loadComponentFromURL being made > at the same time as this crash (though on different instances of > soffice.bin). > > I'd be very grateful for any help sorting this out, and of course I can > provide more information (including a minidump if you want) as requested. > > Thanks. > > Jim > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: dev-unsubscr...@api.openoffice.org > For additional commands, e-mail: dev-h...@api.openoffice.org > --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@api.openoffice.org For additional commands, e-mail: dev-h...@api.openoffice.org
