Shooter Game: High Rise is rendering Red Artifacts in Reflections and AO

UE - Graphics Features - Jun 11, 2015

When running Shooter Game, Highrise map, there are red artifacts rendered in the boundary areas between AO and Reflections. This is a regression from 4.7.6. In 4.7.6 - [Image Removed] In 4.8.0, Li ...

OnClick Events for buttons in 3D Widgets not firing in Multiplayer

UE - Editor - UI Systems - Mar 6, 2017

OnClick Events for buttons in 3D Widgets not firing in Multiplayer. This issue only affects the button component as other Widget components that used the Left mouse button function as expected Regr ...

If using High Quality Gaussian DoF on Mobile, the whole screen is always blurred

UE - Platform - Mobile - Jun 17, 2020

When High Quality Gaussian DoF on Mobile is enabled, the entire screen is always blurred.  I confirmed that it works properly in 4.24. Also, I confirmed that adding the modified CL of [Link Remove ...

Max loop iteration threshold not being reached before infinite loop is triggered

UE - Gameplay - Blueprint - Aug 29, 2019

Infinite loop is called when the loop is implemented by only one, one time. When the set up should not flag anything until iteration 1,000,000. [Link Removed] [Link Removed] ...

[Interchange][FBX] Import of custom collision add the collision mesh material slot to the mesh material slot

UE - Editor - Content Pipeline - Import and Export - Jan 20, 2025

cf part 2 of that UDN https://udn.unrealengine.com/s/question/0D5QP00000rP4CG0A0/interchange-custom-collision-changes-from-fbx-pipeline?fromCase=1 ...

Crash on PIE with varying number of players

UE - Networking - Jan 26, 2015

User crashes on PIE when number of players is set to two in the "Play" drop down menu. No crash if number of players are set to 1,3, or 4. Additionally, setting the "Dedicated server" checkbox to ...

Navmesh drawing is not visible during Simulate or PIE unless Supported Agents includes the first agent

UE - AI - Navigation - Jan 29, 2020

In Simulate or PIE it is not possible to see any Navmesh Volumes past the 1st in a multi-navmesh setup. Any Nav Volumes after the 1st need to have the 1st one enabled for them to be drawn in the Lev ...

USD Stage Import - Spawned actors by USD importer are not saved in level

UE - Editor - Content Pipeline - USD - Jul 20, 2023

we ran into an issue with USD Importer plugin for Unreal 5.2. When you import a USDStage with the "actors" import option - which respawns the newly imported actors into the current level.  However, ...

Blocky terrain artifacting on iPadPro

UE - Platform - Mobile - Dec 23, 2015

When moving the camera, the surface of terrain becomes very blocky on the IpadPro (9.1.0) The licensee reports this also happens without Metal This didn't occur the iPad Air2 (9.0.2) here using th ...

EQS spheres are not fading from red to green based on their values

UE - AI - Sep 30, 2016

EQS spheres are not fading correctly where red = 0 and green = 1 This is a regression as it is working correctly in 4.13.2 at CL 3145013 ...