Unreal Engine Issues
Unreal Engine Issues
Sequencer spawned blueprint functions/variables not firing with correct values on begin play
UE - Anim - Sequencer - Dec 11, 2017Created in relation to https://udn.unrealengine.com/questions/405764/is-it-possible-to-set-sequencer-spawnables-propert.html Issue relates to behavior of the Event BeginPlay and the propagation of ...
'Particle Position', 'Particle Time' and 'Particle Random' material nodes not supported on mobile
UE - Platform - Mobile - Jan 31, 2020Crash when importing Alembic data with a large number of vertices if Merge Meshes is enabled.
UE - Editor - Content Pipeline - Datasmith - May 26, 2022In a listen server, when a client moves, anim notifies don't get fired for the server/host.
UE - Anim - Gameplay - Nov 14, 2022Reproduced 3/3 times. Was not able to reproduce in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed Regression. ...
[Interchange] Time zero bind pose do not support multiple bind pose for the same bone
UE - Editor - Content Pipeline - Import and Export - Nov 27, 2024If you import a model containing multiple mesh using the same bones but with different bind pose, the time zero skin result will be wrong. ...
Rewind Debugger does not support visual tick marks for Visual Log logline events.
UE - Anim - Runtime - Jan 8, 2025When using UE_VLOG events in blueprint or in code, the rewind debugger does not show those events visually on the track or output those events to the details view. ...
Editor slows exponentially when selecting an instanced static mesh in viewport that has a large number of instances
Tools - Jan 19, 2015Editor slows down exponentially when spawning in a large quantity of instanced meshes. ...
Content Examples: Blueprints_Overview Stand 1.7 Spark particle system does not fire from coin
Docs - Samples - Jan 19, 2017During runtime, the red coin in Stand 1.7 on the Blueprints_Overview map of Content Examples should emit a large spark particle system 5 times. While investigating, I tried disabling "Use Fixed Rel ...
[Feature Request] Add material node or function to easily support AR passthrough camera
UE - Platform - XR - Feb 5, 2018See the UDN link. This is currently possible with some material work, but should be made more robust to automatically look up the passtrough texture resolution and to deal with apps deployed in por ...