Custom TouchInterface doesn't fade to Inactive Opacity

UE - Platform - Mobile - Jan 12, 2016

Custom TouchInterface doesn't fade to Inactive Opacity User Description: Virtual Joystick always show on screen, even if Time Until Deactive is 0.00001. ...

Make array node elements break when editing struct elements

UE - Gameplay - Blueprint - Sep 23, 2015

If a Make Array BP node is connected to a structure, using the "Split Struct Pin" and "Remove Array Element Pin" options causes array elements numbers to change randomly. ...

No option to set the Map Directory To Auto Reimport setting if the Editor Settings window is closed after adding a new Directory to Monitor

If a new Directory to Monitor is added to the Auto Reimport settings, and the Editor Settings window is closed before the Map Directory To option is set, when the Editor Settings window is re-opened ...

UIpNetDriver::ProcesRemoteFunction warnings appear for ShooterGame clients when switching weapons

UE - Networking - Nov 5, 2015

The following warnings appear in the output log for ShooterGame clients when switching weapons. [2015.11.05-19.41.11:550][253]LogNet:Warning: UIpNetDriver::ProcesRemoteFunction: No owning connectio ...

Actor in Map in Struct Causes Crash When Changed

UE - Gameplay - Blueprint - Mar 8, 2018

User submitted bug. Editor will crash after changing key or value in Map. ...

Once an actor channel is closed by NetCullDistance, root motion movement synchronization stops working

UE - Networking - Jul 12, 2021

Properties that uses DOREPLIFETIME_ACTIVE_OVERRIDE (ex. RepRootMotion ) will also skip replication when an actor channel is newly opened. This means that if the variables on the server side do not c ...

UPlacementSubsystem can return unintended factories from FindAssetFactoryFromAssetData

UE - Editor - Workflow Systems - Oct 13, 2023

Factories registered to the PlacementSubsystem using  UPlacementSubsystem::RegisterAssetFactory will always be added to the end of the AssetFactories array. Which means if there are any existing reg ...

Overriding a struct member field's default value on a BP-added component in a BP asset will no longer allow the user to edit that struct member on instances of that BP's component if the member is deprecated.

UE - Framework - Blueprint - Oct 19, 2023

Properties that are deprecated are (incorrectly) not currently being propagated to instances by the duplication logic that we use to instance BP-added components as part of Actor-based BP constructi ...

When copying category properties, all the EditConst flags are not checked. This overrides variables that should not be written.

UE - Editor - Workflow Systems - Mar 12, 2024

If you create two actors that have the same structure of variables in a category, and you try to copy the category variables of one actor into the other, variables that have ReadOnly/EditConst speci ...

Water is missing or appears in wrong places due to incorrectly rendered WaterInfoTexture.

UE - Graphics Tools - Terrain - Water - Jun 16, 2025

Water is missing, appears in strange blocks, or appears in wrong places due to incorrectly rendered WaterInfoTexture. The WaterInfoTexture is part of the WaterZone actor. ...