Unreal Engine Issues

Crash serializing LAN query response in OnlineSessionInterfaceSteam

Server will crash in FOnlineSessionSteam::AppendSessionToPacket due to the OwningUserId being null. ...

[CrashReport] Linux crash - FVulkanCommandBufferManager::WaitForCmdBuffer

This is a semi-common Linux crash coming out of 4.17.1. It is spread among a few different similar callstack affecting a handful of users. [Link Removed] [Link Removed] [Link Removed] [Link Removed ...

Crash in MobilePatchingLibrary OnInstallComplete when install fails

Crash in MobilePacthingLibrary.cpp in the function static void OnInstallComplete FText ErrorText = MobilePendingContent->Installer->GetErrorText(); It looks like MobilePendingConte ...

Crash when force deleting Dataflow Graph

When force deleting a dataflow graph with the dataflow graph editor open it will crash the engine. This issue is occurring in Binary //UE5/Release-5.3 @ CL 26560699 This issue is occurring in Binar ...

changing skylight resolution to 32 crashes engine

This crash has been experienced internally, and by others in the community while testing the 4.12 Preview. ...

Attaching a camera actor component that is the child of a spring arm component to a new skeletal mesh's socket will cause a crash on the server

A User is Spawning an actor, taking the skeletal mesh from it and is attaching a camera from another actor to a socket that is owned by the spawned mesh. This only happens if the camera that is move ...

Vulkan crashes on Adreno Galaxy S7

Actor in Map in Struct Causes Crash When Changed

User submitted bug. Editor will crash after changing key or value in Map. ...

[CrashReport] Crash on Linux - llvm::MachineFunctionPass::runOnFunction()

This is a top community crash occurring on Linux. A log file is attached. Additional information is currently unavailable. ...

Crash when copying PF_Stencil format from the GPU to the CPU

This is a crash related to copying depth-stencil render targets to the CPU. See linked UDN for more info. ...