A project using the Script Plugin will not open in a binary version of the Engine that is created from an Engine built from source code

UE - Foundation - Build - Rocket (Installed Engine) - Feb 1, 2017

Trying to open a project that uses the Script Plugin in a binary version of the Engine that has been created from an Engine built from source code will fail. The Engine is looking for the file Unrea ...

Crash when using Consolas font on Android SDK 24

UE - Platform - Mobile - Mar 29, 2017

A licensee reported that using the Consolas font on Android will cause the game to crash. I've narrowed it down to only occurring in the Android 24 SDK and on the ASTC configuration. Using Android(A ...

A Blueprint containing an array Swap node will fail to be nativized.

UE - Gameplay - Blueprint - Jul 17, 2020

Blueprint assets that utilize an array "swap" node to swap elements cannot currently be converted to C++. Current workaround: Either avoid use of the "swap" node or exclude the Blueprint asset from ...

UE4Editor crashes while closing on Ubuntu 14.04

UE - Platform - Linux - Mar 29, 2017

UE4Editor crashes when closing on the Ubuntu 14.04 machine. I do not see this issue on my Ubuntu 16.04 machine. ...

Ensure triggered upon improper math expression

UE - Gameplay - Blueprint - Aug 4, 2016

An ensure is triggered upon entering an improper math expression. ...

Crash trying to import facial animations

OLD - Anim - Jan 20, 2017

Crash occurs when attempting import Facial Animations in the Facial Animation Import Tool. ...

[CrashReport] UnrealEditor-LevelEditor!FViewportClient::InputKey(FInputKeyEventArgs const &) [UnrealClient.h:851]

UE - Editor - Workflow Systems - May 27, 2021

Generated from CrashReporter ...

Crash occurs when selecting Reset this Property to Default Value in the Class Settings of a new Child Animation Blueprint

UE - Anim - Runtime - Anim Blueprints - Oct 26, 2022

This is a Regression. Tested in //UE5/Release-5.0 CL20979098 - "None" is not an option for the parent class and the "Reset this Property" is not initially there. Crash occurs when selecting Reset t ...

Crash when precaching PSOs for decals from non-game thread

UE - Rendering Architecture - Shaders - Aug 21, 2024

During async loading from an AsyncLoading thread, DecalComponent attempts to precache PSOs which can trigger a checkf in StrongObjectPtr.h which are only allowed to be created on a game thread. ...

[CrashReport] UE4Editor_CoreUObject!StaticConstructObject_Internal() [uobjectglobals.cpp:3144]

UE - Gameplay - Jan 24, 2018

No user comments in crash group ...