Unreal Engine Issues
Unreal Engine Issues
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Calling GetMaterial during compile on load can cause the material shader to fail to compile
UE - Rendering Architecture - MaterialsCalling UStaticMeshComponent::GetMaterial() during a Blueprint compile on load can cause the Material shader to fail to compile because GetMat...
Changing a push model property without marking it as dirty can cause desync when the actor goes in and out of dormancy
UE - NetworkingWhen the actor goes out of dormancy, it will replicate its push model property, even if it hasn't been marked as dirty. In this case, it seems...
Substrate- black outline appears when using sharp contrast mask to blend slabs
UE - Graphics FeaturesSubstrate materials have a thin border of black pixels between slabs. These lines can be made more apparent by changing the Diffuse Albedo co...
Niagara Parameter Collection Instances does not get updates from changes to the parent Niagara Parameter Collection in the editor
UE - NiagaraWhen an Niagara Parameter Collection (NPC) is selected as the parent Collection for an NPC Instance (NPCI), all of its current parameters are ...
Crumbling Geometry Collections do not render for one frame when child clusters crumble
UE - Simulation - Physics - DestructionCrumbling Geometry collection do not render for one frame when child clusters crumble. In the repro project a 4 particle GC is told to crumble...
Niagara Sim Cache result from 3D Gas is blocky in Windows packaged game
UE - NiagaraSummary: Cached 3DGas Niagara system appears blocky in packaged game. Brought up by a licensee via UDN: https://udn.unrealengine.com/s/questi...
Material Graph Editor crash when changing the value of a node entering a reentrant expression
UE - Rendering Architecture - MaterialsIt is possible to cause an editor crash when changing a the value of a node involved with a reentrant expression. See the steps to reproduce f...
Camera Shot Blend does not work when Reverse Play
UE - Anim - SequencerCamera shot blending on Sequencer does not work when Reverse Play. If we place two cameras in a scene and just blend them by Camera Shot track...
iOS package with Metal Desktop Renderer renders reflections incorrectly
UE - Rendering Architecture - RHIWhen having Metal Desktop Renderer ON, the project renders incorrectly and shows a coloring/lighting issue on the character's reflection. ...
An imported file that resides within the project's folders gets a relative path. That path is not updated it you copy the uasset to another folder. That breaks the Reimporting functionality.
UE - Editor - Content PipelineAn imported file that resides within the project's folders gets a relative path. That path is not updated it you copy the uasset to another fo...