68747 2011-09-23 17:49:14 -0700 Layout Test media/controls-right-click-on-timebar.html is flaky - Crash on LEOPARD CG DEBUG 2011-12-16 18:38:03 -0800 1 1 1 Unclassified WebKit Tools / Tests 528+ (Nightly build) Unspecified Unspecified RESOLVED FIXED LayoutTestFailure P2 Normal --- 1 mihaip fischman eric.carlson fischman imasaki vrk webkit.review.bot oldest_to_newest 472663 0 mihaip 2011-09-23 17:49:14 -0700 media/controls-right-click-on-timebar.html frequently times out on all platforms See the Chromium flakiness dashboard: http://test-results.appspot.com/dashboards/flakiness_dashboard.html#tests=media%2Fcontrols-right-click-on-timebar.html&showExpectations=true&group=%40DEPS%20-%20chromium.org 474819 1 imasaki 2011-09-28 10:30:20 -0700 Composite filter DCHECK Chromium bug: http://code.google.com/p/chromium/issues/detail?id=96861 e:\b\build\slave\Webkit_Win__dbg__2_\build\src\webkit\support\webkit_support.cc(79): error: Failed [10680:984:3509453:FATAL:composite_filter.cc(284)] Check failed: (status_cb_.is_null() && callback_.get()) || (!status_cb_.is_null() && !callback_.get()). Backtrace: base::debug::StackTrace::StackTrace [0x0089AF41+33] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\debug\stack_trace_win.cc:149) logging::LogMessage::~LogMessage [0x0088587F+63] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\logging.cc:561) media::CompositeFilter::DispatchPendingCallback [0x00E3FADA+218] (e:\b\build\slave\webkit_win__dbg__2_\build\src\media\base\composite_filter.cc:286) media::CompositeFilter::OnCallSequenceDone [0x00E3FF2E+110] (e:\b\build\slave\webkit_win__dbg__2_\build\src\media\base\composite_filter.cc:401) media::CompositeFilter::SerialCallback [0x00E3FD33+227] (e:\b\build\slave\webkit_win__dbg__2_\build\src\media\base\composite_filter.cc:352) DispatchToMethod<media::CompositeFilter,void (__thiscall media::CompositeFilter::*)(void)> [0x00E435EF+15] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\tuple.h:541) ScopedRunnableMethodFactory<media::CompositeFilter>::RunnableMethod<void (__thiscall media::CompositeFilter::*)(void),Tuple0>::Run [0x00E42AE0+64] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\task.h:163) media::CompositeFilter::OnCallback [0x00E40086+102] (e:\b\build\slave\webkit_win__dbg__2_\build\src\media\base\composite_filter.cc:431) DispatchToFunction<void (__cdecl*)(MessageLoop *,CancelableTask *),MessageLoop *,CancelableTask *> [0x00E43616+22] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\tuple.h:619) RunnableFunction<void (__cdecl*)(MessageLoop *,CancelableTask *),Tuple2<MessageLoop *,CancelableTask *> >::Run [0x00E42BAA+42] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\task.h:476) media::TaskToCallbackAdapter::RunWithParams [0x00E34A45+53] (e:\b\build\slave\webkit_win__dbg__2_\build\src\media\base\callback.cc:22) CallbackRunner<Tuple0>::Run [0x00B53160+48] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\callback_old.h:79) webkit_glue::VideoRendererImpl::OnStop [0x00B51D59+41] (e:\b\build\slave\webkit_win__dbg__2_\build\src\webkit\glue\media\video_renderer_impl.cc:36) media::VideoRendererBase::Stop [0x00E1DE22+194] (e:\b\build\slave\webkit_win__dbg__2_\build\src\media\filters\video_renderer_base.cc:92) media::CompositeFilter::CallFilter [0x00E3F8BE+222] (e:\b\build\slave\webkit_win__dbg__2_\build\src\media\base\composite_filter.cc:269) media::CompositeFilter::SerialCallback [0x00E3FDA3+339] (e:\b\build\slave\webkit_win__dbg__2_\build\src\media\base\composite_filter.cc:362) DispatchToMethod<media::CompositeFilter,void (__thiscall media::CompositeFilter::*)(void)> [0x00E435EF+15] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\tuple.h:541) ScopedRunnableMethodFactory<media::CompositeFilter>::RunnableMethod<void (__thiscall media::CompositeFilter::*)(void),Tuple0>::Run [0x00E42AE0+64] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\task.h:163) base::subtle::TaskClosureAdapter::Run [0x022BAB52+50] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\task.cc:56) base::internal::Invoker1<0,base::internal::InvokerStorage1<void (__thiscall base::subtle::TaskClosureAdapter::*)(void),base::subtle::TaskClosureAdapter *>,void (__thiscall base::subtle::TaskClosureAdapter::*)(void)>::DoInvoke [0x022B53AD+45] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\bind_internal.h:595) base::Callback<void __cdecl(void)>::Run [0x008B9D6F+47] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\callback.h:269) MessageLoop::RunTask [0x022ABA15+293] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\message_loop.cc:478) MessageLoop::DeferOrRunPendingTask [0x022ABB53+51] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\message_loop.cc:495) MessageLoop::DoWork [0x022AC52D+221] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\message_loop.cc:682) base::MessagePumpDefault::Run [0x02316E73+195] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\message_pump_default.cc:23) MessageLoop::RunInternal [0x022AB767+247] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\message_loop.cc:443) MessageLoop::RunHandler [0x022AB53E+46] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\message_loop.cc:417) MessageLoop::Run [0x022AAE4A+58] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\message_loop.cc:341) base::Thread::Run [0x022C26A6+22] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\threading\thread.cc:129) base::Thread::ThreadMain [0x022C2811+225] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\threading\thread.cc:163) base::`anonymous namespace'::ThreadFunc [0x008B8DB0+96] (e:\b\build\slave\webkit_win__dbg__2_\build\src\base\threading\platform_thread_win.cc:42) GetModuleFileNameA [0x7C80B729+442] 489363 2 fischman 2011-10-24 09:25:10 -0700 Should be fixed now (see CRBUG96861). Kenji: can you rebaseline the test & resolve this bug? 494300 3 imasaki 2011-11-01 16:43:02 -0700 http://test-results.appspot.com/dashboards/flakiness_dashboard.html#tests=media/controls-right-click-on-timebar.html shows TIMEOUT issue is fixed. But, I see different crash now. /b/build/slave/webkit-mac-cg-latest-dbg/build/src/webkit/support/webkit_support.cc:79: Failure Failed [46273:58883:89418792797375:FATAL:ffmpeg_video_decoder.cc(186)] Check failed: state_ != kStopped (7 vs. 7) Backtrace: 0 DumpRenderTree 0x744b132f _mh_execute_header + 21295 1 DumpRenderTree 0x744b12cb _mh_execute_header + 21195 2 DumpRenderTree 0x744b2dbc _mh_execute_header + 28092 3 DumpRenderTree 0x744b230b _mh_execute_header + 25355 4 DumpRenderTree 0x77814e38 start + 53622824 5 DumpRenderTree 0x77817a03 start + 53634035 6 DumpRenderTree 0x74ac496b start + 6107995 7 DumpRenderTree 0x74ac2002 start + 6097394 8 DumpRenderTree 0x74ac2251 start + 6097985 9 DumpRenderTree 0x74ac247d start + 6098541 10 DumpRenderTree 0x74ad4a5c start + 6173772 11 DumpRenderTree 0x74ac1893 start + 6095491 12 DumpRenderTree 0x74ac0cbb start + 6092459 13 DumpRenderTree 0x74ac0c00 start + 6092272 14 DumpRenderTree 0x74b595b2 start + 6717346 15 DumpRenderTree 0x74b59773 start + 6717795 16 DumpRenderTree 0x74b57a16 start + 6710278 17 libSystem.B.dylib 0x92c2f055 _pthread_start + 321 18 libSystem.B.dylib 0x92c2ef12 thread_start + 34 [46273:58883:89418793984386:FATAL:ffmpeg_video_decoder.cc(260)] Check failed: state_ != kStopped (7 vs. 7) Backtrace: 0 DumpRenderTree 0x744b132f _mh_execute_header + 21295 1 DumpRenderTree 0x744b12cb _mh_execute_header + 21195 2 DumpRenderTree 0x744b2dbc _mh_execute_header + 28092 3 DumpRenderTree 0x744b230b _mh_execute_header + 25355 4 DumpRenderTree 0x778154be start + 53624494 5 DumpRenderTree 0x77815730 start + 53625120 6 DumpRenderTree 0x77827cdb start + 53700299 7 DumpRenderTree 0x77827727 start + 53698839 8 DumpRenderTree 0x77814f1b start + 53623051 9 DumpRenderTree 0x77817a03 start + 53634035 10 DumpRenderTree 0x74ac496b start + 6107995 11 DumpRenderTree 0x74ac2002 start + 6097394 12 DumpRenderTree 0x74ac2251 start + 6097985 13 DumpRenderTree 0x74ac247d start + 6098541 14 DumpRenderTree 0x74ad4a5c start + 6173772 15 DumpRenderTree 0x74ac1893 start + 6095491 16 DumpRenderTree 0x74ac0cbb start + 6092459 17 DumpRenderTree 0x74ac0c00 start + 6092272 18 DumpRenderTree 0x74b595b2 start + 6717346 19 DumpRenderTree 0x74b59773 start + 6717795 20 DumpRenderTree 0x74b57a16 start + 6710278 21 libSystem.B.dylib 0x92c2f055 _pthread_start + 321 22 libSystem.B.dylib 0x92c2ef12 thread_start + 34 /b/build/slave/webkit-mac-cg-latest-dbg/build/src/webkit/support/webkit_support.cc:79: Failure Failed [46273:58883:89418793984386:FATAL:ffmpeg_video_decoder.cc(260)] Check failed: state_ != kStopped (7 vs. 7) Backtrace: 0 DumpRenderTree 0x744b132f _mh_execute_header + 21295 1 DumpRenderTree 0x744b12cb _mh_execute_header + 21195 2 DumpRenderTree 0x744b2dbc _mh_execute_header + 28092 3 DumpRenderTree 0x744b230b _mh_execute_header + 25355 4 DumpRenderTree 0x778154be start + 53624494 5 DumpRenderTree 0x77815730 start + 53625120 6 DumpRenderTree 0x77827cdb start + 53700299 7 DumpRenderTree 0x77827727 start + 53698839 8 DumpRenderTree 0x77814f1b start + 53623051 9 DumpRenderTree 0x77817a03 start + 53634035 10 DumpRenderTree 0x74ac496b start + 6107995 11 DumpRenderTree 0x74ac2002 start + 6097394 12 DumpRenderTree 0x74ac2251 start + 6097985 13 DumpRenderTree 0x74ac247d start + 6098541 14 DumpRenderTree 0x74ad4a5c start + 6173772 15 DumpRenderTree 0x74ac1893 start + 6095491 16 DumpRenderTree 0x74ac0cbb start + 6092459 17 DumpRenderTree 0x74ac0c00 start + 6092272 18 DumpRenderTree 0x74b595b2 start + 6717346 19 DumpRenderTree 0x74b59773 start + 6717795 20 DumpRenderTree 0x74b57a16 start + 6710278 21 libSystem.B.dylib 0x92c2f055 _pthread_start + 321 22 libSystem.B.dylib 0x92c2ef12 thread_start + 34 [46273:58883:89418794814428:FATAL:ffmpeg_video_decoder.cc(186)] Check failed: state_ != kStopped (7 vs. 7) Backtrace: 0 DumpRenderTree 0x744b132f _mh_execute_header + 21295 1 DumpRenderTree 0x744b12cb _mh_execute_header + 21195 2 DumpRenderTree 0x744b2dbc _mh_execute_header + 28092 3 DumpRenderTree 0x744b230b _mh_execute_header + 25355 4 DumpRenderTree 0x77814e38 start + 53622824 5 DumpRenderTree 0x77817a03 start + 53634035 6 DumpRenderTree 0x74ac496b start + 6107995 7 DumpRenderTree 0x74ac2002 start + 6097394 8 DumpRenderTree 0x74ac2251 start + 6097985 9 DumpRenderTree 0x74ac247d start + 6098541 10 DumpRenderTree 0x74ad4a5c start + 6173772 11 DumpRenderTree 0x74ac1893 start + 6095491 12 DumpRenderTree 0x74ac0cbb start + 6092459 13 DumpRenderTree 0x74ac0c00 start + 6092272 14 DumpRenderTree 0x74b595b2 start + 6717346 15 DumpRenderTree 0x74b59773 start + 6717795 16 DumpRenderTree 0x74b57a16 start + 6710278 17 libSystem.B.dylib 0x92c2f055 _pthread_start + 321 18 libSystem.B.dylib 0x92c2ef12 thread_start + 34 /b/build/slave/webkit-mac-cg-latest-dbg/build/src/webkit/support/webkit_support.cc:79: Failure Failed [46273:58883:89418794814428:FATAL:ffmpeg_video_decoder.cc(186)] Check failed: state_ != kStopped (7 vs. 7) Backtrace: 0 DumpRenderTree 0x744b132f _mh_execute_header + 21295 1 DumpRenderTree 0x744b12cb _mh_execute_header + 21195 2 DumpRenderTree 0x744b2dbc _mh_execute_header + 28092 3 DumpRenderTree 0x744b230b _mh_execute_header + 25355 4 DumpRenderTree 0x77814e38 start + 53622824 5 DumpRenderTree 0x77817a03 start + 53634035 6 DumpRenderTree 0x74ac496b start + 6107995 7 DumpRenderTree 0x74ac2002 start + 6097394 8 DumpRenderTree 0x74ac2251 start + 6097985 9 DumpRenderTree 0x74ac247d start + 6098541 10 DumpRenderTree 0x74ad4a5c start + 6173772 11 DumpRenderTree 0x74ac1893 start + 6095491 12 DumpRenderTree 0x74ac0cbb start + 6092459 13 DumpRenderTree 0x74ac0c00 start + 6092272 14 DumpRenderTree 0x74b595b2 start + 6717346 15 DumpRenderTree 0x74b59773 start + 6717795 16 DumpRenderTree 0x74b57a16 start + 6710278 17 libSystem.B.dylib 0x92c2f055 _pthread_start + 321 18 libSystem.B.dylib 0x92c2ef12 thread_start + 34 [46273:58883:89418795571747:FATAL:ffmpeg_video_decoder.cc(260)] Check failed: state_ != kStopped (7 vs. 7) Backtrace: 0 DumpRenderTree 0x744b132f _mh_execute_header + 21295 1 DumpRenderTree 0x744b12cb _mh_execute_header + 21195 2 DumpRenderTree 0x744b2dbc _mh_execute_header + 28092 3 DumpRenderTree 0x744b230b _mh_execute_header + 25355 4 DumpRenderTree 0x778154be start + 53624494 5 DumpRenderTree 0x77815730 start + 53625120 6 DumpRenderTree 0x77827cdb start + 53700299 7 DumpRenderTree 0x77827727 start + 53698839 8 DumpRenderTree 0x77814f1b start + 53623051 9 DumpRenderTree 0x77817a03 start + 53634035 10 DumpRenderTree 0x74ac496b start + 6107995 11 DumpRenderTree 0x74ac2002 start + 6097394 12 DumpRenderTree 0x74ac2251 start + 6097985 13 DumpRenderTree 0x74ac247d start + 6098541 14 DumpRenderTree 0x74ad4a5c start + 6173772 15 DumpRenderTree 0x74ac1893 start + 6095491 16 DumpRenderTree 0x74ac0cbb start + 6092459 17 DumpRenderTree 0x74ac0c00 start + 6092272 18 DumpRenderTree 0x74b595b2 start + 6717346 19 DumpRenderTree 0x74b59773 start + 6717795 20 DumpRenderTree 0x74b57a16 start + 6710278 21 libSystem.B.dylib 0x92c2f055 _pthread_start + 321 22 libSystem.B.dylib 0x92c2ef12 thread_start + 34 /b/build/slave/webkit-mac-cg-latest-dbg/build/src/webkit/support/webkit_support.cc:79: Failure Failed [46273:58883:89418795571747:FATAL:ffmpeg_video_decoder.cc(260)] Check failed: state_ != kStopped (7 vs. 7) Backtrace: 0 DumpRenderTree 0x744b132f _mh_execute_header + 21295 1 DumpRenderTree 0x744b12cb _mh_execute_header + 21195 2 DumpRenderTree 0x744b2dbc _mh_execute_header + 28092 3 DumpRenderTree 0x744b230b _mh_execute_header + 25355 4 DumpRenderTree 0x778154be start + 53624494 5 DumpRenderTree 0x77815730 start + 53625120 6 DumpRenderTree 0x77827cdb start + 53700299 7 DumpRenderTree 0x77827727 start + 53698839 8 DumpRenderTree 0x77814f1b start + 53623051 9 DumpRenderTree 0x77817a03 start + 53634035 10 DumpRenderTree 0x74ac496b start + 6107995 11 DumpRenderTree 0x74ac2002 start + 6097394 12 DumpRenderTree 0x74ac2251 start + 6097985 13 DumpRenderTree 0x74ac247d start + 6098541 14 DumpRenderTree 0x74ad4a5c start + 6173772 15 DumpRenderTree 0x74ac1893 start + 6095491 16 DumpRenderTree 0x74ac0cbb start + 6092459 17 DumpRenderTree 0x74ac0c00 start + 6092272 18 DumpRenderTree 0x74b595b2 start + 6717346 19 DumpRenderTree 0x74b59773 start + 6717795 20 DumpRenderTree 0x74b57a16 start + 6710278 21 libSystem.B.dylib 0x92c2f055 _pthread_start + 321 22 libSystem.B.dylib 0x92c2ef12 thread_start + 34 Test that right clicking on the timebar does not cause a seek. RUN(video.autoplay = true) EVENT(playing) END OF TEST 494302 4 imasaki 2011-11-01 16:44:32 -0700 The error above is for LEOPARD-CG DEBUG. 523134 5 119693 fischman 2011-12-16 16:08:40 -0800 Created attachment 119693 Patch 523200 6 119693 webkit.review.bot 2011-12-16 18:37:59 -0800 Comment on attachment 119693 Patch Clearing flags on attachment: 119693 Committed r103137: <http://trac.webkit.org/changeset/103137> 523201 7 webkit.review.bot 2011-12-16 18:38:03 -0800 All reviewed patches have been landed. Closing bug. 119693 2011-12-16 16:08:40 -0800 2011-12-16 18:37:58 -0800 Patch bug-68747-20111216160839.patch text/plain 1600 fischman U3VidmVyc2lvbiBSZXZpc2lvbjogMTAyOTg4CmRpZmYgLS1naXQgYS9MYXlvdXRUZXN0cy9DaGFu Z2VMb2cgYi9MYXlvdXRUZXN0cy9DaGFuZ2VMb2cKaW5kZXggNmZiYWZkZTZjMGIzZDhiNDY3ZWZj Yjg5YjkxMzdiYTY4OTU4Njc0Mi4uNzZiODY3MDdkMmI4YmU2N2ZjNGQ2NmI5NDdjNWNkZGM0YjY1 OTFkMyAxMDA2NDQKLS0tIGEvTGF5b3V0VGVzdHMvQ2hhbmdlTG9nCisrKyBiL0xheW91dFRlc3Rz L0NoYW5nZUxvZwpAQCAtMSwzICsxLDE0IEBACisyMDExLTEyLTE2ICBBbWkgRmlzY2htYW4gIDxm aXNjaG1hbkBjaHJvbWl1bS5vcmc+CisKKyAgICAgICAgTGF5b3V0IFRlc3QgbWVkaWEvY29udHJv bHMtcmlnaHQtY2xpY2stb24tdGltZWJhci5odG1sIGlzIGZsYWt5IC0gQ3Jhc2ggb24gTEVPUEFS RCBDRyBERUJVRworICAgICAgICBmZm1wZWdfdmlkZW9fZGVjb2Rlci5jYyBoYXMgYmVlbiByZXdv cmtlZCBleHRlbnNpdmVseSBzaW5jZSB0aGUgcmVwb3J0ZWQgY3Jhc2hlcworICAgICAgICBhbmQg dGhlIHRlc3QgaXMgMCUgZmxha3kgbm93LgorICAgICAgICBodHRwczovL2J1Z3Mud2Via2l0Lm9y Zy9zaG93X2J1Zy5jZ2k/aWQ9Njg3NDcKKworICAgICAgICBSZXZpZXdlZCBieSBOT0JPRFkgKE9P UFMhKS4KKworICAgICAgICAqIHBsYXRmb3JtL2Nocm9taXVtL3Rlc3RfZXhwZWN0YXRpb25zLnR4 dDoKKwogMjAxMS0xMi0xNSAgS2VubmV0aCBSdXNzZWxsICA8a2JyQGdvb2dsZS5jb20+CiAKICAg ICAgICAgVW5yZXZpZXdlZCBDaHJvbWl1bSB0ZXN0IGV4cGVjdGF0aW9ucyB1cGRhdGU7IHB1bGwg dXAgc29tZQpkaWZmIC0tZ2l0IGEvTGF5b3V0VGVzdHMvcGxhdGZvcm0vY2hyb21pdW0vdGVzdF9l eHBlY3RhdGlvbnMudHh0IGIvTGF5b3V0VGVzdHMvcGxhdGZvcm0vY2hyb21pdW0vdGVzdF9leHBl Y3RhdGlvbnMudHh0CmluZGV4IDQ1ZTdiZDM4NTk5MzA4YWFlNWRlOGYwYmI0NmYyZjU1ZjljZGM3 ZDAuLmExYTNmNDZhM2ZhNWUxMzZjMDkwMDA5Y2UyNTU5M2RkMWVjNzA0MGEgMTAwNjQ0Ci0tLSBh L0xheW91dFRlc3RzL3BsYXRmb3JtL2Nocm9taXVtL3Rlc3RfZXhwZWN0YXRpb25zLnR4dAorKysg Yi9MYXlvdXRUZXN0cy9wbGF0Zm9ybS9jaHJvbWl1bS90ZXN0X2V4cGVjdGF0aW9ucy50eHQKQEAg LTM2ODIsOCArMzY4Miw2IEBAIEJVR1dLNjg3MzYgTUFDIDogZmFzdC90YWJsZS9ib3JkZXItY29s bGFwc2luZy9jYWNoZWQtY2hhbmdlLXRib2R5LWJvcmRlci13aWR0aC5oCiAvLyBtYWluIGJvdHMg dG9vLCBhbHRob3VnaCBub3QgYXMgZmxha3kgZm9yIHNvbWUgcmVhc29uLgogQlVHQUJBUlRIIFdJ TiBMSU5VWCA6IHN2Zy9jdXN0b20vc3ZnLWZvbnRzLXdvcmQtc3BhY2luZy5odG1sID0gUEFTUyBG QUlMCiAKLUJVR1dLNjg3NDcgOiBtZWRpYS9jb250cm9scy1yaWdodC1jbGljay1vbi10aW1lYmFy Lmh0bWwgPSBUSU1FT1VUIFBBU1MKLQogQlVHQ1I5NzY1NyBNQUMgQ1BVLUNHIDogbWVkaWEvYXVk aW8tcmVwYWludC5odG1sID0gVElNRU9VVCBJTUFHRSBQQVNTCiAKIEJVR1dLNjg5NzAgTUFDIENQ VS1DRyA6IGZhc3QvbXVsdGljb2wvZmxvYXQtcGFnaW5hdGUtZW1wdHktbGluZXMuaHRtbCA9IElN QUdFCg==