Planar Reflections distorted if Separate Translucency Screen Percentage less than 100%

UE - Graphics Features - Aug 19, 2020

Planar reflections with any value lower than 100 for SeparateTranslucencyScreenPercentage are skewed/distorted when moving the camera, not representing the correct image when the value is 100. ...

Collapsed Nodes do not move with their functions

UE - Gameplay - Blueprint - Apr 10, 2015

When you create a function and collapse nodes within it, the collapsed nodes to not follow the function category switch. I also noticed that when you move the function around that has the collapsed ...

UE5.7 InterchangeGenericAssetPipeline -> MaterialPipeline are not using parent material for material creation on import, was working in UE5.6

UE - Editor - Content Pipeline - Import and Export - Nov 24, 2025

Hi there, It feels like a bug that the interchange generic pipeline is not using user-selected parent material for asset import, since it was working back in UE5.6 then we upgrade the engine to 5.7 ...

Division by zero causing NaN/Inf on USkeletalMeshComponent::UpdateRigidBodyScaling() when setting scale to zero and back

UE - Simulation - Core - Feb 11, 2026

Up to UE 5.5, skeletal mesh physics did not get updated when the component's scale changed. This was improved on January 2025 with CL 39190335, which addressed [Link Removed] ...

Mutable constant texture variable with ClipUV mask only works with new experimental dynamic variable is connected as well

UE - Anim - Mutable - Sep 22, 2025

We are attempting to use Mutable in 5.6.1 and have encountered an issue which we are not sure how to resolve. The issue occurs when using the ClipWithUVMask node. In short we have a customizable o ...

Scene capture allocate internal render target

UE - Graphics Features - Apr 13, 2018

Values are not copied for a EnumArray that is part of an exposed Struct Variable

UE - Gameplay - Blueprint - Jun 21, 2016

Values are not copied for a EnumArray that is part of an exposed Struct Variable; when copying from the Details panel to a copy of the same actor. User Description: If you make an array of custom ...

Starting position of physics simulated bp is different in Standalone Game

UE - Simulation - Physics - Feb 26, 2016

Starting position of physics simulated bp is different in Standalone Game User Description: Things work fine in the editor window, but when I run a standalone game then blueprints with physics bod ...

Changing the state of a PrimitiveComponent->BodyInstance while SetSimulatePhysics(false) updates the game thread but does not update the physics behavior

UE - Simulation - Core - Nov 21, 2024

Changing the state of a PrimitiveComponent->BodyInstance while SetSimulatePhysics(false) updates the game thread but does not update the physics behavior. In the repro project provided (see addl in ...

Audio stops working when unplugging and replugging USB headset

UE - Audio - Jan 19, 2016

Game sounds can no longer be heard after unplugging and re-plugging back in a USB headset during a match. This also occurs when plugging a USB headset anytime during the course of the match. ...