Unreal Engine Issues
Unreal Engine Issues
PrimitiveSceneProxy CreateSceneProxy override not working in 5.4
UE - Rendering Architecture - Aug 30, 2024Overriding CreateSceneProxy function from PrimitiveSceneProxy for a custom class no longer renders in 5.4 even though the same code is working in 5.3. ...
Apps do not launch in landscape on the Nexus 5
UE - Platform - Mobile - Aug 21, 2016When Launching an app on the Nexus 5 with full sensor the app will not launch in landscape mode but will rotate after . The portrait image shows stretched. The app will crash after this but that is ...
Mobile Occlusion (ES3.1) is buggy with multiview enabled on Mobile VR platforms
UE - Platform - Mobile - Jul 31, 2018Launching on VR Mobile platform with Mobile Multiview and OpenGL ES3.1 enabled breaks occlusion. Also occuring in Main @ CL4235929 Users example project attached, also confirmed in VR Template. ...
Gamepad input affects multiple game instances at once, due to not needing focus.
UE - Editor - UI Systems - Slate - Mar 5, 2019Since Gamepad input works without needing focus (which was added in 4.9 with [Link Removed]), a Gamepad's input will also affect all instances running on the same computer. Regression?: No This occ ...
Instanced object in an array property of an actor component is invalidated and marked for garbage collection on undo
UE - Gameplay - Jun 4, 2024If an actor component contains a TArray of instanced objects, some of those object instances can get incorrectly invalidated and marked for garbage collection in certain situations, possibly resulti ...
Niagara color picker user parameter preview no longer updates until confirmation
UE - Niagara - Apr 18, 2025Starting with UE 5.4, the Color Picker Tool no longer updates preview values in real time for certain editor windows like Niagara when working with User Parameters. This behavior is a regression fr ...
Cannot export a Datasmith scene to the Unreal Engine project root folder on MacOS.
TM - Interoperability - Oct 29, 2024This is mac specific. I could do the export normally on Windows with the same Twinmotion CL and UE version (5.5 preview). It is also a regression specific to 5.5, since I've been able to export a d ...
UnrealVS: Compile Single File no longer working after upgrading to 5.3
UE - Foundation - Cpp Tools - UnrealVS - Oct 2, 2023After installing the UnrealVS version that arrived with 5.3. I can no longer use CompileSingleFile. It does however work on the Lyra project. One difference I notived, however, is that Lyra seems to ...
Transition Screen Size does not affect LODActors
UE - World Creation - Worldbuilding Tools - HLOD - Nov 18, 2016Transition Screen Size doesn't seem to affect when LODActors are added to the level. This was occurring before Dev-Framework's merge into Main at CL 3198987. ...
RetargetSource in AnimSeqeuence doesn't affect DDC key
UE - Anim - Runtime - Aug 4, 2020Retarget source doesn't affect DDC key, so it causes incorrect result. Changing the anim sequence DDC key generation to include it fixes this issue. ...