Output pins labeled "self" will not appear on interface functions called in blueprints

UE - Gameplay - Blueprint - Jan 28, 2016

Output pins labeled "self" will not appear on interface functions called in blueprints. ...

Warning After restart between "GetClass" and "Contains item"

UE - Gameplay - Blueprint - Aug 14, 2015

User gets a warning from a set of nodes after they restart their project. The setup is between a "GetClass" node and a "Contains Item" node. The Setup appears to work fine and there is no initial wa ...

Color Information Clamped to a Max of 1 in Cascade Color Modules

UE - Graphics Features - Dec 3, 2014

You cannot enter a value higher than one in any color module. WORKAROUND - You can graph it and select the point you want to change and then set value to any number, but it will be clamped back to ...

SetVectorParameterValueOnMaterials In Construction Script Not Working in Packaged Game

UE - Gameplay - Blueprint - Mar 1, 2017

Set Vector Parameter Value on Materials doesn't seem to have an effect in packaged games if used in the construction script. Using it on Begin Play works as expected. This did not occur in 4.14.3. ...

Unable to apply Materials to the chunks of a Destructible Mesh

UE - Simulation - Physics - Jul 31, 2018

When applying a second material to a Destructible Mesh it does not texture the chunks of the fractured mesh. The chunks remain the same as base color of the Destructible Mesh. This is issue was re ...

FBX export - BP StaticMesh Scales from Mesh Origin

Tools - Dec 13, 2018

Unexpected behaviour with meshes scaled via BP and exported via .fbx (.obj looks to function as expected) Confirmed in 4.22 Main CL 4648854 ...

Delay Before Shot Warm Up introduces hitches

UE - Anim - Sequencer - Mar 29, 2019

setting a Delay Before Shot Warm Up can introduce hitches when rendering out a series of frames. ...

Crash when creating an animation

UE - Editor - UI Systems - Jun 7, 2019

The editor crashes when trying to add an animation key frame for the row fill setting for a grid panel ...

Set Component Tick doesn't work on Cascade Particle Systems

UE - Niagara - Jul 31, 2019

Changing the Component Tick Interval via Blueprints has no effect on Cascade particle system components. Tested in 4.21.2 (CL - 4753647), 4.22.3 (CL - 7053647), 4.23 P3 (CL - 7445012), 4.24 (CL - ...

Vulkan RHI when execute the node "Create Render Target 2D" when enabling the option "AutoGenerate Mip Maps"

UE - Rendering Architecture - RHI - Jan 11, 2021

Unreal Crash in with Vulkan RHI when execute the node "Create Render Target 2D" with the option "AutoGenerate Mip Maps" then execute "Draw Material to Render Target" Opening the project also opens ...