User comments:
Crash with similar callstack fixed in 4.16: [Link Removed]
I verified that the repro steps in that bug do not cause a crash in 4.18.3
Similar crash on Mac: [Link Removed]
No known steps to reproduce
Access violation - code c0000005 (first/second chance not available) UE4Editor_TargetDeviceServices!TRawMessageHandler<FTargetDeviceServicePong,FTargetDeviceProxyManager>::HandleMessage() messagehandlers.h:101 UE4Editor_TargetDeviceServices!FMessageEndpoint::ProcessMessage() messageendpoint.h:769 UE4Editor_TargetDeviceServices!FMessageEndpoint::ReceiveMessage() messageendpoint.h:409 UE4Editor_Messaging!FMessageDispatchTask::DoTask() messagedispatchtask.cpp:44 UE4Editor_Messaging!TGraphTask<FMessageDispatchTask>::ExecuteTask() taskgraphinterfaces.h:784 UE4Editor_Core!FNamedTaskThread::ProcessTasksNamedThread() taskgraph.cpp:651 UE4Editor_Core!FNamedTaskThread::ProcessTasksUntilQuit() taskgraph.cpp:560 UE4Editor_Core!FTaskGraphImplementation::WaitUntilTasksComplete() taskgraph.cpp:1330 UE4Editor_Core!FTaskGraphInterface::WaitUntilTaskCompletes() taskgraphinterfaces.h:334 UE4Editor_Core!DirectStatsCommand() statscommand.cpp:2289 UE4Editor_Core!FThreadStats::StopThread() stats2.cpp:1368 UE4Editor!FEngineLoop::Exit() launchengineloop.cpp:2895 UE4Editor!GuardedMain() launch.cpp:177 UE4Editor!GuardedMainWrapper() launchwindows.cpp:134 UE4Editor!WinMain() launchwindows.cpp:210 UE4Editor!__scrt_common_main_seh() exe_common.inl:253 kernel32!BaseThreadInitThunk() ntdll!RtlUserThreadStart()
There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-54458 in the post.