Passing a TAssetPtr into a BlueprintImplementableEvent results in a build error in the generated code.

UE - Foundation - Core - Dec 2, 2015

Trying to pass a TAssetPtr to a BlueprintImplementableEvent function will result in a build failure. It appears that the TAssetPtr should be passed as a const reference, but this results in an error ...

Projects that use plugins located outside of either the Engine or Project directories cannot be deployed.

UE - Foundation - Cpp Tools - Plugin System - Dec 5, 2016

Trying to deploy a project that uses an external plugin (not located in either Engine/Plugins or Project/Plugins) will fail. The error message states that it is looking for the plugin to be located ...

[CrashReport] UE4Editor_ClothingSystemRuntime!FClothingSimulationNv::UpdateLod() [clothingsimulationnv.cpp:801]

UE - Simulation - Physics - Character - Apr 26, 2017

This is an early trending crash coming out of the 4.16 Preview. This has also been experienced internally on an internal project ([Link Removed]) User descriptionsCreate new cloth asset > Apply ne ...

The number of elements in an array remain the same as the default when duplicating an actor

UE - Gameplay - Blueprint - Feb 22, 2017

If a user removes elements from an array in an instance of that blueprint in the level and then duplicates the actor (in the level ) containing the array, then the resulting actor will have the orig ...

Data is not filled in for a Blueprint struct array contained within another Blueprint struct

UE - Gameplay - Blueprint - Mar 6, 2017

If a Blueprint struct contains a variable that is an array of another Blueprint struct, data in a datatable based on the first struct will not be correctly filled in for the struct array. If the str ...

Crashing when Google Resonance is used with Soundfield Submix

UE - Audio - Sep 17, 2020

When PIE'ing and stopping PIE with Google Resonance in use, the engine crashes after PIE session ended. Crash appears as a result of the Soundfield Submix's Soundfield Encoding Format being set to ...

Const Blueprint Implementable Events don't update if const is removed from the native declaration

UE - Gameplay - Blueprint Editor - Oct 19, 2021

Constness is not updated in overridden BlueprintImplementableEvents when the native declaration is made non-const.  ...

Crash at runtime when rotating a retainer box that contains an image

UE - Editor - UI Systems - Mar 29, 2017

Crash at runtime when rotating a retainer box that contains an image ...

Spinbox value decimal point is moved one place to the right when edited on Android

UE - Platform - Mobile - Jan 26, 2017

After the value of the Spinbox is edited and committing the edited value, the decimal point will move one place to the right. ...

Cross-Compiling for Linux-ARM fails to compile

Tools - Aug 11, 2015

Following the directions on the wiki for cross compiling on Linux ([Link Removed]) fails when trying to package the project. ...