Launching Android project to device results in Assertion Failed: AsyncLoading.cpp, Line 3710

UE - Platform - Mobile - Aug 31, 2020

After updating to 4.25.1 from 4.25 Packaged Android game crashes constantly with objects added to the map 4.25 Packaged game did not crash (editor did a lot but glad thats fixed in 4.25.1) Empty map ...

Landscape Visibility Tool crashes editor

UE - LD & Modeling - Terrain - Landscape - Feb 20, 2015

Editor crashes when landscape visibility tool is used on landscape. Frequency: 2/2 Crash Reporter: [Link Removed] ...

Walking into some destructibles crashes the editor

UE - Simulation - Physics - Destruction - Aug 20, 2015

Submitted by a licensee on UDN. I verified it and have attached the test level that he provided. In the test map. some boxes fall and break. Walking straight into the boxes causes the editor to cra ...

[CrashReport] UE4Editor_CoreUObject!UPackage::Save() [savepackage.cpp:4597]

UE - Gameplay - Blueprint Compiler - Jul 14, 2017

This is a common crash affecting users in 4.16. Users have not provided additional information. Source Context// Set the parent index, ifthis export represents a UStruct-derived object 4589 ...

Pick New sprite option becomes unavailable if you change the view options

Tools - Jan 4, 2018

The Pick New sprite option becomes unavailable if you change the view options to either tile or column when working with the keyframes of a 2D animation. This issue affects the project indefinitely ...

Enabling Preview Rendering Level Mobile GLES3.1 on Map With Vector Fields Results in Editor Crash

UE - Platform - Mobile - May 21, 2018

Reproduced Crash on 4.18.3, 4.19.2, and Main CL 4081612. Licensee states: Based on a quick inspection of the code, it seems FVectorFieldVisualizationVertexFactory::ShouldCache() returns false (req ...

Snap To Grid doesn't function in the Static Mesh Editor's Perspective View when moving Sockets

Tools - Jun 29, 2018

When moving Sockets around in Orthographic View with Snap to Grid enabled, Sockets snap to the Position Grid Snap value when moved along the Grid. In Perspective View this is not the case and moving ...

Copy / Pasting a Widget creates additional Animatable Property transactions in Undo History

UE - Editor - UI Systems - Aug 28, 2018

Copy / Pasting or Duplicating a Widget creates multiple transactions in Undo History. These transactions are labeled "Animatable Property changed.' By default, three Animatable Property changed eve ...

Particle Systems Feed Broken Values to Dynamic Parameters in Materials with Instanced Stereo Enabled

UE - Niagara - Jul 11, 2019

Particle Systems Feed Boroken Values to Dynamic Parameters in Materials with Instanced Stereo Enabled Working as expected in 4.21 CL# 4753647 Found in 4.22 CL# 7053642, 4.23 Preview 1 CL# 7236301, ...

Dithered LOD Transition does not work on some mobile devices

UE - Platform - Mobile - Aug 27, 2019

I tested with some mobile devices and Dithered LOD Transition did not work on Huawei P20 Pro. This problem does not occur with Snapdragon. This problem does not occur with Snapdragon like Pixel 3. ...