Particles Do Not Obey Lighting Channels

Rendering - Cascade - Apr 17, 2018

Particle systems ignore lighting channels - no matter what channel a light is on (even if no channels are selected), it will affect lit particles. Changing lighting channels on the particle itself h ...

Generate Particle Event Blueprint node doesnt generate particles at relative "InLocation"

Rendering - Cascade - Apr 3, 2018

The EventReceiver Spawn module doesnt seem to take in parameters from linked Particle Generated Event. When setting the location of the Blueprint node (In Location), the relative position of the Par ...

Cascade Particles with Module Collision do not behave correctly (die) when colliding with plane in PIE

Rendering - Cascade - Apr 3, 2018

Cascade Particles with Module Collision do not behave correctly (die) when colliding with plane in map QA-Effects example 1.2. I've included a gif showing the issue Particles.gif[Image Removed]. T ...

Doing a scene capture of a particle off screen on a thread other than the game thread in a packaged game asserts/crashes

Rendering - Cascade - Feb 15, 2018

From licensee: When building and running the package on windows or other platforms, the game stops at an Assert when a particle is being rendered (off screen) from a thread other than the game thre ...

Exported Particle Emitter Tries to Reference Graphs of Original System

Rendering - Cascade - Dec 7, 2017

User reports that the bug was initially discovered in 4.18 and then reproduced in 4.16 project (attached). Per User: For some reason when exporting this emitter to any other system bugs out. When ...

UV Flipping Mode Causes Stretching of Particles

Rendering - Cascade - Nov 17, 2017

If "UVFlipping Mode" under Rendering on the Required node of an emitter is set to anything other than "None," the particles can become stretched and distorted. As a workaround, I have discovered th ...

[CrashReport] FCurveEditorSharedData::FCurveEditorSharedData

Rendering - Cascade - Nov 1, 2017

This is a trending crash coming out of the 4.18 release. It may be a regression as there is no record of it occurring in 4.17. User Descriptionsopening a particle from the conetnt browser Source ...

[CrashReport] UE4Editor_Cascade!FCascadeEdPreviewViewportClient::GetCascade() [cascadepreviewviewportclient.h:72]

Rendering - Cascade - Jul 14, 2017

This is a common crash affecting users in 4.16. It appears to be a continuation of UE-36257. Users have not provided additional information about this crash. Source Context/** Accessors */ 63 ...

Particle Parameter change resets all vector parameters to default values in level instances

Rendering - Cascade - Jun 29, 2017

Particle Parameter change resets all vector parameters to default values in level instances. This only seems to effect Vector and Vector Random Parameter types. User Description: I have a particle ...