Cable Component Ignoring Custom Depth and Stencil Buffer

UE - Graphics Features - Aug 8, 2016

Cable components within Blueprints are not rendering out to the Custom Depth Stencil buffer. ...

Missing binding object for component track in level sequence

UE - Anim - Sequencer - Mar 13, 2025

This issue occurs when clicking on the Rebind Possesable References action in a Level Sequence editor. The component reference appears missing and won't work anymore. It is worth noting that when ...

Tool tips on the main monitor scale to the DPI of the secondary monitor.

Tools - Aug 2, 2016

If the user has different DPI Scaling set on each monitor, the main monitors tool tips will change size based on the secondary monitor. ...

Block noise on particles/skeletal meshes when launched onto certain Android devices

UE - Platform - Mobile - Oct 12, 2016

When launching particles and skeletal meshes on certain devices, they create block noise pixels instead of a smooth flame for example. Regression: Yes Did not occur: Binary 4.12.5-3039270+++UE4+Rel ...

Binary-only plugins are not usable without including .build.cs files

UE - Foundation - Cpp Tools - UnrealBuildTool - Jan 22, 2015

We should support not having a source directory at all, unless the plugin needs to be linked against. Related to [Link Removed]. See also: https://forums.unrealengine.com/showthread.php?53710-Prebu ...

ContentExamples: PhysicalAnimation Example 1.2 the P in "BluePrint" is capitalized

Docs - Samples - Jan 19, 2017

The P in "BluePrint" is capitalized in Example 1.2 of PhysicsAnimation level. The word Blueprint should match the documentation https://docs.unrealengine.com/latest/INT/Engine/Blueprints/index.htm ...

Unable to connect to Pixel Streaming when using FireFox

PixelStreaming - Sep 11, 2019

It appears that Pixel streaming does not currently work with the Mozilla Firefox web browser Docs link: https://docs.unrealengine.com/en-US/Platforms/PixelStreaming/PixelStreamingIntro/index.html ...

Recompiling an ABP that another ABP has a Property Access dependency on without recompiling/linking the other causes a crash

UE - Anim - Runtime - Anim Blueprints - Oct 2, 2025

The crash comes from the pointers in FAnimSubsystem_PropertyAccess::Library::Indirections in the layer ABP from pointing to old/invalid functions and properties from the trash ABP_Manny, as they hav ...

Landscape Grass Type will not build with static lighting leaving 'Lighting needs to be rebuilt warning.'

UE - World Creation - Worldbuilding Tools - Foliage - Sep 3, 2015

When using the Landscape Grass Type and using a Static or Stationary light will throw the 'Lighting needs to be rebuilt' warning. ...

Unable to open UE4Editor on Linux - Bad hlslcc header found

UE - Platform - Linux - Nov 4, 2015

UE4Editor does not open on Ubuntu 15.10 due to the following error: [2015.11.04-16.19.35:974][ 0]LogOpenGLShaderCompiler:Error: Bad hlslcc header found! Missing '#'!Error in `./UE4Editor': free(): ...