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Je travaille sur un addin de perspectives où nous utilisons le contrôle utilisateur WPF incorporé dans un formulaire Windows en utilisant ElementHost.Le contrôle WPF incorporé dans Winform provoque une panne de l'application
Cette application se bloque sur seulement quelques machines intermittently.After analyse vidage sur incident, le fil de rendu WPF semble être la cause de cette trace de la pile de crash.The dans le windbg ressemble
FAULTING_IP:
msvcr80!memcpy+5a
7814500a f3a5 rep movs dword ptr es:[edi],dword ptr [esi]
EXCEPTION_RECORD: ffffffff -- (.exr 0xffffffffffffffff)
ExceptionAddress: 7814500a (msvcr80!memcpy+0x0000005a)
ExceptionCode: c0000005 (Access violation)
ExceptionFlags: 00000000
NumberParameters: 2
Parameter[0]: 00000001
Parameter[1]: ab386000
Attempt to write to address ab386000
FAULTING_THREAD: 00001024
PRIMARY_PROBLEM_CLASS: STRING_DEREFERENCE
BUGCHECK_STR: APPLICATION_FAULT_STRING_DEREFERENCE_INVALID_POINTER_WRITE
LAST_CONTROL_TRANSFER: from 5404fa9b to 7814500a
STACK_TEXT:
2206f834 5404fa9b ab386000 261b80c0 00000080 msvcr80!memcpy+0x5a
2206f8c8 540503ee 0102e810 00000006 00000002 wpfgfx_v0300!CD3DDeviceLevel1::DrawPrimitiveUP+0x313
2206f8cc 0102e810 00000006 00000002 261b80c0 wpfgfx_v0300!CD3DDeviceLevel1::FlushBufferFan+0x1f
WARNING: Frame IP not in any known module. Following frames may be wrong.
2206f914 5408788b 00000000 261b80c0 00000000 0x102e810
2206f990 540878ef 2602e810 00000016 2602eb90 wpfgfx_v0300!CD3DDeviceLevel1::TestRenderTargetFormat+0x21e
2206f9b0 54087bd0 00000016 2602eb90 2206fbb4 wpfgfx_v0300!CD3DDeviceLevel1::CheckRenderTargetFormat+0x5b
2206fad4 54086c70 541870d0 26047da8 00000000 wpfgfx_v0300!CD3DDeviceManager::CreateNewDevice+0x2c3
2206fbe0 5401f473 541870d0 26047da8 000804e2 wpfgfx_v0300!CD3DDeviceManager::GetD3DDeviceAndPresentParams+0x1c1
2206fc58 5401efd6 26047da8 000804e2 00000000 wpfgfx_v0300!CHwDisplayRenderTarget::Create+0x39
2206fd98 5401f1b6 26047da8 000804e2 00000000 wpfgfx_v0300!CDesktopRenderTarget::Init+0x210
2206fdbc 5401f290 26047da8 000804e2 00000000 wpfgfx_v0300!CDesktopRenderTarget::Create+0xfa
2206fdf8 5401f339 0020cc18 26047da8 000804e2 wpfgfx_v0300!CMILFactory::CreateDesktopRenderTarget+0xc5
2206fe30 5400becc 00000000 0b8c2858 00000000 wpfgfx_v0300!CSlaveHWndRenderTarget::EnsureRenderTargetInternal+0xef
2206febc 5400be78 2206fedb 0b8b62a4 2206ff6b wpfgfx_v0300!CSlaveHWndRenderTarget::Render+0x17
2206fedc 54007523 2206ff6b 0b8b6280 00000000 wpfgfx_v0300!CRenderTargetManager::Render+0x2e
2206fef4 540075d6 2206ff6b 0b8c2730 0b8b6288 wpfgfx_v0300!CComposition::Render+0x21
2206ff58 54007667 2206ff6b 0b8b6288 008b6288 wpfgfx_v0300!CComposition::ProcessComposition+0xf3
2206ff6c 540076a2 2206ff87 00000001 0b8c2730 wpfgfx_v0300!CComposition::Compose+0x3e
2206ff88 5400717b 0b8c2730 0b8c26d0 0b8b6288 wpfgfx_v0300!CPartitionThread::RenderPartition+0x1c
2206ff9c 5400b68e 79e820a6 0000000d 0b8c2730 wpfgfx_v0300!CPartitionThread::Run+0x48
2206ffb4 7c80b729 0b8c2730 79e820a6 0000000d wpfgfx_v0300!CPartitionThread::ThreadMain+0x1e
2206ffec 00000000 5400b670 0b8c2730 00000000 kernel32!BaseThreadStart+0x37