This bug was filed from the Socorro interface and is report bp-88fdb22b-eec7-4694-b9e5-417352161211. ============================================================= ¡Hola! This is top 21 crash for Nightly and it seems to be a startup crash. 31 more crashes at https://crash-stats.mozilla.com/signature/?product=Firefox&signature=mozilla%3A%3Aipc%3A%3AFatalError%20%7C%20mozilla%3A%3Agfx%3A%3APVRManagerChild%3A%3AWrite ¡Gracias! Alex Crashing Thread (0) Frame Module Signature Source 0 xul.dll mozilla::ipc::FatalError(char const*, char const*, bool) ipc/glue/ProtocolUtils.cpp:299 1 xul.dll mozilla::gfx::PVRManagerChild::Write(mozilla::layers::PTextureChild const*, IPC::Message*, bool) obj-firefox/ipc/ipdl/PTransportProviderChild.cpp:153 2 xul.dll mozilla::dom::PURLClassifierParent::Send__delete__(mozilla::dom::PURLClassifierParent*, mozilla::dom::MaybeResult const&) obj-firefox/ipc/ipdl/PURLClassifierParent.cpp:52 3 xul.dll mozilla::dom::URLClassifierParent::OnClassifyComplete(nsresult) dom/ipc/URLClassifierParent.cpp:43 4 xul.dll nsUrlClassifierClassifyCallback::HandleEvent(nsACString_internal const&) toolkit/components/url-classifier/nsUrlClassifierDBService.cpp:1158 5 xul.dll nsUrlClassifierLookupCallback::HandleResults() toolkit/components/url-classifier/nsUrlClassifierDBService.cpp:1127 6 xul.dll nsUrlClassifierLookupCallback::LookupComplete(nsTArray<mozilla::safebrowsing::LookupResult>*) toolkit/components/url-classifier/nsUrlClassifierDBService.cpp:994 7 xul.dll UrlClassifierLookupCallbackProxy::LookupCompleteRunnable::Run() toolkit/components/url-classifier/nsUrlClassifierProxies.cpp:271 8 xul.dll nsThread::ProcessNextEvent(bool, bool*) xpcom/threads/nsThread.cpp:1213 9 xul.dll mozilla::ipc::MessagePump::Run(base::MessagePump::Delegate*) ipc/glue/MessagePump.cpp:96 10 xul.dll MessageLoop::RunHandler() ipc/chromium/src/base/message_loop.cc:225 11 xul.dll MessageLoop::Run() ipc/chromium/src/base/message_loop.cc:205 12 xul.dll nsBaseAppShell::Run() widget/nsBaseAppShell.cpp:156 13 xul.dll nsAppShell::Run() widget/windows/nsAppShell.cpp:262 14 xul.dll nsAppStartup::Run() toolkit/components/startup/nsAppStartup.cpp:283 15 xul.dll XREMain::XRE_mainRun() toolkit/xre/nsAppRunner.cpp:4485 16 xul.dll XREMain::XRE_main(int, char** const, nsXREAppData const*) toolkit/xre/nsAppRunner.cpp:4618 17 xul.dll XRE_main toolkit/xre/nsAppRunner.cpp:4709 18 firefox.exe do_main browser/app/nsBrowserApp.cpp:328 19 firefox.exe wmain toolkit/xre/nsWindowsWMain.cpp:115 20 firefox.exe __scrt_common_main_seh f:/dd/vctools/crt/vcstartup/src/startup/exe_common.inl:253 21 kernel32.dll BaseThreadInitThunk 22 ntdll.dll RtlUserThreadStart 23 kernel32.dll BasepReportFault 24 kernel32.dll BasepReportFault