Unreal Engine Issues
Unreal Engine Issues
Blueprint Struct associations in Blueprint hierarchy causes command line cooker to crash
UE - Gameplay - Blueprint - Oct 13, 2016If a user creates a specific Blueprint hierarchy with a Blueprint struct, it can cause a issue when the Blueprint struct is being cooked. User description of Blueprint(s) and Blueprint Struct relat ...
Crash when setting Anim to "None" with URO
OLD - Anim - Aug 28, 2019A Crash can occur when setting a skeletal mesh's animation instance to None when it has Update Rate Optimizations enabled. An unverified proposed fix for this is to remove the nullptr check when ...
Crash serializing LAN query response in OnlineSessionInterfaceSteam
UE - Networking - Aug 28, 2018Server will crash in FOnlineSessionSteam::AppendSessionToPacket due to the OwningUserId being null. ...
[CrashReport] Linux crash - FVulkanCommandBufferManager::WaitForCmdBuffer
UE - Graphics Features - Aug 22, 2017This 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
UE - Platform - Mobile - Jul 11, 2017Crash in MobilePacthingLibrary.cpp in the function static void OnInstallComplete FText ErrorText = MobilePendingContent->Installer->GetErrorText(); It looks like MobilePendingConte ...
Crash when using automated groom import
UE - Editor - Content Pipeline - Import and Export - Jan 5, 2021UDN customer reported that using automated groom import through Blueprint was crashing. This can probably be reproduced with a Python script using an asset import task with the automated flag set to ...
Crash when force deleting Dataflow Graph
UE - Editor - Workflow Systems - Jul 31, 2023When 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
UE - Graphics Features - May 25, 2016This crash has been experienced internally, and by others in the community while testing the 4.12 Preview. ...
[CrashReport] Mac crash - FRCPassPostProcessInput::ComputeOutputDesc()
UE - Graphics Features - Sep 28, 2017This is a new Mac callstack that just appeared after the 4.17.2 hotfix. The callstack shares similarities to older Windows crashes and may be related:https://jira.it.epicgames.net/browse/UE-42135ht ...
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
UE - Gameplay - Sep 11, 2015A 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 ...