Some materials render black on Iphone 6 series phones

UE - Platform - Mobile - Oct 6, 2016

Some materials are not rendering on iphone 6 series devices. They will render completely black on one device but not others in the same series. Replacing the material with a basic material renders o ...

Point Lights Y-Axis Rotation Changed from 4.18 to 4.19

UE - Graphics Features - Jun 6, 2018

Possibly related to [Link Removed]. This affects Static, Stationary, and Movable point lights when upgrading a project from 4.18 to 4.19.2 or Main (tested in CL 4101872). If you click the "Reset to ...

Removing created event from level BP crashes editor if event is tied to object in level

UE - Gameplay - Blueprint - Feb 21, 2015

UPDATE: 2/23/2015 Crash is limited to 4.6.1, does not occur in 4.7 Preview 8 or later builds (CL#2448202). ========================================================== Editor crashes if an event is ...

[Audio Analysis][Ensure] - Sound Submix Spectral Analyzer Delegate Throws Ensure when Analysis Started Before the Delegate is Added

UE - Audio - Nov 25, 2021

Hit the following Ensure when trying to use the Spectrum Analyser. Also hit this in 4.26 so it doesn't appear to be a regression. Occurs with any of the following Band Settings or when creating you ...

[Synth][Tone Generator] - Editor crashes when Starting Synth Component Tone Generator

UE - Audio - Mar 29, 2022

Starting a SynthComponentToneGenerator crashes the editor with the following assert:Assertion failed: bSuccess [File:D:\build\++UE5\Sync\Engine\Source\Runtime\SignalProcessing\Private\AudioBufferDis ...

Simulated physics bodies not working properly with BP Move Component To node

UE - Simulation - Physics - Jun 5, 2015

This issue may reference [Link Removed] which was recently fixed with 4.9 CL-2553675. When using the MoveComponentTo node physics do not work properly compared to other methods to move a component ...

LIVE: Editor crashes when attempting to use erosion tool on landscape (4.6 preview)

UE - LD & Modeling - Terrain - Landscape - Nov 17, 2014

The editor crashes while attempting to use the erosion tool on a landscape in editor. Frequency: 2/2 Callstack: <unknown module>! KERNELBASE!RaiseException() <unknown module>! UE4Editor_Core!FO ...

Duplicating Example Level Prevents the Copy From Being Saved

Tools - Oct 27, 2015

In a project, if you duplicate the example level and attempt to save it, the save will finish, but the asterisk will remain on the file. Attempting to open the duplicated map will prompt another sav ...

PhysX Crash when spawning Instanced Static Mesh actors at Runtime

UE - Simulation - Physics - Destruction - Oct 13, 2015

Bug generated from crash reporter. This crash has been found in 4.7.6 and still occurs in 4.8.3 and 4.9.2 to users. One user in particular still, and he experiences it often. I have not been able ...

[CrashReport][Crash] crash at exit due to pending perforce background tasks

UE - Editor - Workflow Systems - Jul 16, 2024

Users affected: 440 Total occurrences: 672 Last occurrence: July 16th 2024, 2:40:01 pm First occurrence: December 31st 2023, 1:47:28 pm Latest version: ++UE5+Release-5.3-CL-29314046 Platform: Win64 ...