Unreal Engine Issues

Interpolators of Niagara Dynamic Parameters Need "nointerpolation".

Niagara Systems Don't Scale With Skeletal Meshes When Called From a Montage

When a Niagara System is called from a montage is doesn't scale with the skeletal mesh that uses the montage. Attached is an example project. Found in 4.24.1 CL#1077647 Reproduced in 4.23.1 CL# 9 ...

Niagara Particles in Mesh Shape Don't Render in Scene or Editor Preview

Niagara particles aren't rendered in the Niagara Editor Preview or the scene when an emitter is in it. Found in 4.24.1 CL#10756747 Reproduced in 4.25 Main CL#10808197 ...

Niagara Uniform Ranged for integers maximum is exclusive but should be inclusive

Uniform Ranged for integers maximum is exclusive but should be inclusive or at least say otherwise ...

Niagara ribbons flicker when receiving location events and not inheriting parent's normalized age

Ribbons that disable Inherit Parent Normalized Age flicker off when one ribbon reaches the end of its lifetime. This seems to be tied to the texture coordinates used in the default material, and off ...

Niagara crash when duplicating an emitter in the timeline through right-click menu

Trying to duplicate an emitter from the timeline crashes the editor. This looks to be the result of UMovieSceneNiagaraEmitterTrack not implementing the function SupportsType.  ...

Niagara system loses source emitters when moving Engine from 4.22 or earlier to 4.23 or later.

The following code causes this behavior.// NiagaraSystem.cpp for (FNiagaraEmitterHandle& EmitterHandle : EmitterHandles) { EmitterHandle.ConditionalPostLoad(NiagaraVer); if (!EmitterHandl ...

None referenced NiagaraEmitters are contained in packaged game

[Image Removed] It's just storage waste. Because those assets will be never loaded on runtime. ...

PostProcessMaterial is not applied to NiagaraEditor preview

The Rotate Around Point Niagara module does not account for current particle position

The rotate around point module no longer adds in particle position, so it does not account for other forces and modules effecting the particles, and will only spin in a circle by default. The user c ...