Launching with -VR will pick non-native display resolution for Vive/SteamVR

UE - Platform - XR - May 2, 2016

Running with -game will run game at native fullscreen resolution 1920x1080. (checking with r.setres)Running with -game -vr will run game in VR but resolution is 1280x720. (checking with r.setres) Th ...

iOS Show External Login UI Blueprint Node fails on new iOS devices

UE - Online - Jun 6, 2019

I have been trying to test iOS online subsystem functionality for my game and thought that this blueprint node was just broken. This bug will probably catch many UE4 developers that are new to iOS b ...

Placing a ' - ' in theproject name will cause the Android build to fail

UE - Platform - Mobile - Mar 5, 2015

Android Build will fail if there is a hyphen in the Android Package Name. The user points out that this may be because of how Java works. I have attached my build failed logs. ...

Anim curves default back to 0.f instead of material default

OLD - Anim - Sep 13, 2017

This seems to be a regression of [Link Removed]? Difficult to say. Originally reported here: https://udn.unrealengine.com/questions/391665/animcurve-parameter.html ...

When adding a custom enumeration blueprint to a nested widget the project will crash

UE - Editor - UI Systems - Dec 8, 2014

A user made an Enumeration blueprint that is used to reset position and to quit the game. This Enum is used in a widget by a button. The button being used is placed inside of another widget that is ...

Blueprint Struct Issues - Data table wiped data

UE - Gameplay - Blueprint Compiler - Aug 19, 2024

The user has come across various issues with using nested blueprint structs within a data table. The first issue relates to changing a variable in a child struct and setting it back then saving, cau ...

Skeletal Mesh Simulating Physics will stretch if pawn is driven by "Add Force"

UE - Simulation - Physics - May 8, 2017

Skeletal Mesh Simulating Physics will stretch if pawn is driven by "Add Force". Note, Physics Asset constraint is set to locked on all Linear Limits ...

Shipping build crash when unplugging then replugging Oculus HMD

UE - Platform - XR - Nov 9, 2016

Game crashes in shipping build when un-pluging the Oculus HMD, then plugging it back in. Confirmed in 4.13.2 from the launcher, did not repro via same steps in 4.14 preview 3 ...

On Instance Take Radial Damage will not receive radial damage against Foliage

UE - Gameplay - Jun 28, 2022

Different results in //UE4/Release-4.27 CL#18319896 On Instance Take Radial Damage will not receive radial damage against Foliage. ...

A level will not save if a Blueprint that uses a Blueprint Component with an Event Dispatcher is placed in it

UE - Gameplay - Blueprint - Mar 8, 2015

A level will not save if a Blueprint that uses a Blueprint Component with an Event Dispatcher is placed in it. Reproduced in 4.7.2 binary. Could not test in Main due to [Link Removed] ...