Properties missing from Japanese UI

UE - Editor - UI Systems - Localization - Oct 20, 2015

Some properties go missing when the Editor is switched to Japanese mode. Specifically, missing under Collison: -Simulation Generates Hit Events -Phys Material Override -Use CCD (See attached screens ...

Blueprint actor reference breaks after hot reload

UE - Gameplay - Blueprint - Apr 21, 2016

Reference to a blueprint based on a custom class will break if changes are made to the parent class and a hot reload is performed. Error Displayed added to Callstack section. Workaround: Compiling ...

Setting property outside of constructor causes property instances to become read-only

UE - Gameplay - Blueprint - Oct 4, 2017

When a component property is set outside of the constructor (in OnRegister() for example), blueprint instances of the property become read-only if the blueprint default is empty. This only occurs ...

Functions containing Unicode characters break nativization on Clang-hosted target platforms.

UE - Gameplay - Blueprint - Sep 15, 2020

The UHT boilerplate code that's generated from a converted Blueprint class header file generated from a Blueprint class containing one or more function names with non-ASCII characters will fail to c ...

Default values set in code are not overridden in character blueprint

UE - Gameplay - Blueprint - Mar 23, 2015

If a C++ class based on Character has a default value for a variable and the value is overridden in blueprints, the default value will be shown in game rather than the BP value. ...

LuaScriptCodeGenerator calls private FColor constructor

UE - Foundation - Core - May 24, 2016

LuaScriptCodeGenerator.cpp line 82 (https://github.com/EpicGames/UnrealEngine/blob/4.11/Engine/Plugins/ScriptPlugin/Source/ScriptGeneratorPlugin/Private/LuaScriptCodeGenerator.cpp#L82) sets a FStrin ...

Awakening an actor and calling TearOff in the same frame discards the awaken request

UE - Networking - Mar 15, 2019

When a dormant actor gets reawakened and we call TearOff on it, we could expect the actor to get replicated before being TornOff. When these two changes are done on the same frame, the TearOff nega ...

"Use Extremes" Checkbox In Cascade Has Unusual Behavior When Spacebar Is Pressed

UE - Niagara - Jan 26, 2017

After interacting with the "Use Extremes" option in cascade (found in the Init Mesh Rot(Seed) module) pressing the spacebar will start changing the state of the checkbox. ...

Using Delay with Tick when Paused doesn't work

UE - Gameplay - Blueprint - May 28, 2015

Using a delay node in an event graph of actor using tick when paused will not work. It pauses the delay node. ...

OnParticleCollide Not Returning Velocity Values Properly

UE - Graphics Features - Oct 23, 2017

OnParticleCollide doesn't return Velocity on every collision. User description: "If you add a particle emitter, and add an Event Generator - Collision and Actor Collision Binding an event to tha ...