NavArea blueprints in Develops folders appear to have no affect

UE - AI - Nov 6, 2015

If the user creates two NavArea Blueprints (one in the content folder and the other in a developer folder) if one is inside of a developer folder then it will appear to have no affect when it comes ...

Overriding a sequence binding does not affect camera tracking binding

UE - Anim - Sequencer - Mar 17, 2020

Binding overrides don't work for camera actor tracking. This may affect attach tracks as well. ...

SSR on Translucency is not affected by Post Process Volume

UE - Graphics Features - May 24, 2018

Screen space reflections on translucent materials are not affected by post process settings. Any changes made to SSR settings in the volume will do nothing to a material that is set to the transluce ...

Crash Re-Importing animation with Additive Layer Tracks after adding a bone to the hierarchy

OLD - Anim - Feb 13, 2017

Error message: Assertion failed: (Index >= 0) & (Index < ArrayNum) [Link Removed] [Line: 633] Array index out of bounds: 68 from an array of size 68 Source Context: 733 734 Extrac ...

ILC/VLM doesn't affect Static Staticmesh at all on Mobile

UE - Platform - Mobile - Sep 23, 2019

In practice, developer wants some Static-Staticmesh actors don't build lightmaps to save iteration time as well as Memory and Package size; but still want lit by Indirect lightings ...

Character Can Jump Indefinitely on the Client When JumpMaxHoldTime > 0

UE - Gameplay - Jan 23, 2017

Characters on the client can jump indefinitely when using a Jump Max Hold Time of > 0. It appears that this option is not available on the client. ...

The order of Actors assigned to a Physics Constraint affects the simulation

UE - Simulation - Physics - Jun 8, 2018

The order in which actors are listed on a physics constraint affects the physics simulation. This should not make any difference in how the physics are simulated. Regression?: No This occurred in ...

[CrashReport] Linux crash - TOpenGLBuffer<FOpenGLBaseVertexBuffer, 34962u, &()

UE - Platform - Linux - Sep 14, 2017

This is an infrequent Linux crash that has affected a few users in 4.17.1 Callstack from Log[2017.09.12-17.23.41:651][ 0]LogRHI: OpenGL MajorVersion = 4, MinorVersion = 5, ShaderPlatform = GLSL_43 ...

Reducing Resolution Scale affects Selection Accuracy in Viewport

UE - Graphics Features - Nov 17, 2015

When reducing the Resolution Scale the selection accuracy is reduced greatly, and makes it difficult to click and move objects in the viewport when PIE or Simulating. ...

Light Propagation Volumes Not Affected by Emissive Area Light

UE - Graphics Features - Aug 1, 2018

The light propagation volume is not affected by a material with emissive area light enabled. Found in 4.19 CL# 4033788, 4.20 CL# 4233996, 4.21 CL# 4246589 ...