Application is crashing on the HTC One when UMG is used in the project

UE - Platform - Mobile - Jan 26, 2015

If you include UMG in your project and deploy to an HTC One, the project will crash on the device. Tested this on multiple devices (Galaxy S5, HTC One, NVIDIA Sheild tablet) Monitor logs are atta ...

Changing the value of a text struct variable inside a duplicated function that contains a Make Struct node will reset that value in the original function

UE - Gameplay - Blueprint - Mar 11, 2015

Changing the value of a text struct variable inside a duplicated function that contains a Make Struct node will reset that value in the original function. This does not appear to occur with other va ...

sg.EffectsQuality does not seem to update once set in the devices profiles or .ini file

UE - Platform - Mobile - Nov 7, 2016

Effects Quality settings within the device profiles, or even set in the .ini file seem to be ignored. Even when you're calling sg.effectsquality in the console command, it's ignored. The only way I ...

Using UMG on iOS devices are not displaying with the correct resolution and scaling

UE - Editor - UI Systems - Mar 18, 2015

When testing UMG on an iOS device, the UMG is not rendering correctly ot the device. The UMG components seem to over lap each other. Photos of the expected outcome vs the outcome seen have been at ...

Calling a function that returns TWeakObjectPtr in blueprints causes crash

UE - Gameplay - Blueprint - Mar 20, 2015

Calling a code defined function in blueprints that returns a TWeakObjectPtr causes a crash. ...

Selected option in combo box is not always fully in view

UE - Editor - UI Systems - May 24, 2017

Selected option in combo box is not always fully in view. In the example the selected option (highlighted in yellow) can end up almost completely out of view when navigating through the options of t ...

Linked Anim Graph With Mesh With Post Process BP Has Faster Animation Playrate

OLD - Anim - Jan 20, 2020

When an animation blueprint is using the "Linked Anim Graph" node and it's skeletal mesh has a post process animation blueprint the animation is played at the wrong playrate. Linked Anim Graphs wer ...

Disabling bLerpUVs in Nanite Settings of Static Mesh causes texture warping in clusters

UE - Graphics Features - Nanite - Jan 21, 2025

The licensee has identified a potential fix by changing if( Settings.bLerpUVs ) to if( Settings.bLerpUVs || UVIndex == 0 ) On line 389 of NaniteBuilder\Private\Cluster.cpp in UE 5.5 ...

Distance Field AO from Moveable Skylight (non-Lumen) invalidates AO incorrectly with a screenspace offset to the right of moving objects

UE - Graphics Features - Mar 25, 2025

When Global Illumination is set to “None” in the project settings the ambient occlusion does not correctly render shadows for moving objects. This has been observed in versions 5.4 and above. ...

Standalone Level Instance with WorldPartition world don't load in editor

UE - World Creation - Worldbuilding Tools - Level Instances - Dec 2, 2025

A WorldPartition map used as a level instance that's set to standalone mode doesn't load its actors in the editor. ...