Unreal Engine Issues
Unreal Engine Issues
Media Plate Actor becomes blacked out when set to Spawnable in a Level Sequencer
UE - Virtual Production - Rendering - Jun 7, 2023saving a media plate actor set to spawnable in a level sequence causes the media plate actor to become black. there are two known workarounds 1. toggling the Media plate to Possessable, and Spawnabl ...
Difference in Shader Complexity view mode between Static Mesh and Painted Foliage Actors after Enabling 'Dbuffer Decals' in Project Settings
UE - Graphics Features - Oct 19, 2016The 'Shader Complexity' view mode is rendering differently between regular Static Meshes and Painted Foliage instances after enabling 'DBuffer Decals' The user is reporting that this does not seem ...
Missing materials on the rear lights and windows of library vehicles
TM - Content - Oct 24, 2025Reported in SF [Link Removed] The rear light material and window materials on Twinmotion library vehicles are not present on many vehicles in TM 2025.2. Confirmed affected vehicles are in the foll ...
Enabling wifi while a game is running causes the Lenovo S939 to freeze or crash
UE - Platform - Mobile - Jan 5, 2016When turning on the wifi connection on the device, the game either crashes on the device or it'll freeze for about 15 to 30 seconds. Devices: 5231_S939 (ARM Mali-450 MP4; 4.4.2) - occurs on 2894_G ...
Crash when Simulating in Editor after Painting Foliage
UE - Editor - Workflow Systems - Nov 29, 2016The engine crashes when simulating in the editor after painting foliage instances using the Foliage Tool. An important thing to note is that this crash does not occur if you switch out of the 'Foli ...
Blueprints with inherited Macros cannot save
UE - Gameplay - Blueprint - Feb 27, 2015Blueprints with inherited Macros cannot save. Reproduced in 4.7.1 binary and Main (//depot/UE4/Promotable-CL-2455917) ...
Functions in the Level Blueprint throw a warning on PIE
UE - Gameplay - Blueprint - Mar 3, 2015Functions in the Level Blueprint throw a warning on PIE: LogBlueprint:Warning: FMemberReference::ResolveMember (NewFunction_0) bSelfContext == true, but no scope supplied! Every function logs thi ...
Rendered panoramas using Lumen may be overexposed
TM - Rendering - Sep 30, 2025Reported in SF [Link Removed] Lumen Panorama renders in 2025.2 may appear overexposed compared to the viewport, or when comparing the same render produced in 2025.1.1 This only appears to occur wi ...
After loading a SubLevel from the PersistentLevel of WorldComposition, the offset of WorldComposition is applied when loading the SubLevel alone
UE - World Creation - Worldbuilding Tools - World Composition - Aug 30, 2018When loading a Sub Level from the Persistent Level of World Composition, the offset of WorldComposition is applied when loading the Sub Level by itself. The offset can be applied repeatedly when rel ...
Interaction between sublevels and LevelSequences can break actors attachments hierarchy of the sublevel.
UE - World Creation - Worldbuilding Tools - Aug 6, 2025Having a LevelSequence opened and unhiding a sublevel can break the attachment hierarchy of the actors that are inside the sublevel. This also affects to the sublevel asset itself. ...