Haptic Feedback doesn't work on DualSense devices (and never has)

UE - Gameplay - Input - Nov 7, 2023

The haptic feedback stuff is meant for VR devices, and has never worked with DualSense or any other console (afaik) that isn't a VR device. We technically could support this, but it would just be ...

Special characters in the Bundle Display Name are not showing up on device

UE - Platform - Mobile - Aug 20, 2015

Bundle Display Names support UTF-8 characters. However, the iOS tool chain is not handling these correctly. Error when you try to package a project with & in the display bundle name, whether it's b ...

Changing value on float input pin does not automatically provide decimal point

UE - Gameplay - Blueprint Editor - Jun 8, 2017

Entering a whole number value to a float input does not create a ".0" at the end. This was noticed as it causes a small quality of life issue with orphaned pins, where the user can't simply type th ...

OculusOpenXRLoader.build.cs should be part of all InstalledBuild

UE - Foundation - Build - Rocket (Installed Engine) - Oct 2, 2025

The OculusOpenXRLoader module is only required on Android but it should be possible to reference it from any project\plugin that doesn't target that platform.  The user that found the problem is ...

4.14 Launcher version ships with UE4-VulkanRHI*.a but requires Github source

UE - Platform - Mobile - Nov 7, 2016

Launcher build ships with VulkanRHI Android binaries but do not seem to support Vulkan on Android from the launcher build without source. ...

Source Control: Some Perforce operations do not use the specified P4Changelist argument

Tools - Sep 26, 2016

While the engine currently supports a P4Changelist argument when launching the editor from the command line, we are only currently using it to check out assets through FPerforceCheckOutWorker::Execu ...

Lyra - Grant Nearby Interaction Ability Task used as source object but doesn't replicate

UE - Gameplay - Gameplay Ability System - Sep 25, 2023

UAbilityTask_GrantNearbyInteraction passes itself as the source object when making the Interaction Ability Spec in UAbilityTask_GrantNearbyInteraction::QueryInteractables. This causes the "Warning: ...

Client and server can both get stuck waiting for packet sequence history flush

UE - Networking - Sep 4, 2025

The issue occurs when both instances have a significant difference between their last sent and last ack'd sequence number, as they will begin waiting for the sequence history to be flushed for a pac ...

Save notification stays in lower left corner when editor is minimized

Tools - Apr 2, 2015

A user has reported that the saving notification sticks on the desktop when the editor is minimized. When you maximize the editor, the saving notification does disappear.I have not been able to repr ...

Metal crash on iOS with Loading Screens

UE - Platform - Mobile - Sep 13, 2016

When "Support Forward Rendering with Metal is set, packaged projects will crash on iOS device at splash screen This was tested on an iPhone 5S, asset #5065 ...