Error during packaging if nativizing a blueprint that contains a TMap with a UserDefinedEnum as a key

Gameplay - Blueprint - Jun 17, 2019

Certain Map container calls (e.g. Find, Add) will fail to compile at packaging time if a Blueprint class containing a Map variable with a user-defined enumeration as the key type is nativized. This ...

Non-public BlueprintCallable function calls do not compile in a nativized Blueprint.

Gameplay - Blueprint - Jun 17, 2019

A nativized Blueprint cannot currently invoke a non-public BlueprintCallable function that's defined in native C++ code without resulting in a C++ compile error. Example: APlayerController::PlayDyn ...

Can't reference function parameters in interface functions

Gameplay - Blueprint - Jun 5, 2019

"If a blueprint implements an interface function that returns a value, it is not possible to reference function parameters by right clicking and searching for them. In regular functions, if a functi ...

Category drop down for actor components appears inconsistent

Gameplay - Blueprint - May 29, 2019

When creating an actor blueprint the default scene root's category setting provides the option to change its category and provides multiple options. However, if a new component it added, the drop do ...

Renaming a Collapsed node containing a function with the same name will rename both the function and the collapsed node

Gameplay - Blueprint - May 22, 2019

If a collapsed node graph shares the name of a function that resides in the node graph, it will be renamed along with the collapsed node graph if the Collapsed node graph is renamed. ...

Arrays of Soft Object local variables are not captured for reference graph

Gameplay - Blueprint - May 20, 2019

This bug comes from https://udn.unrealengine.com/questions/492861/view.html and is a very similar problem to UE-74609 The issue is that the code that harvests soft object references stored in local ...

Text local variables and function parameters do not store package scope properly

Gameplay - Blueprint - May 14, 2019

FText variables are saved with a Package Namespace stored inside them, that keeps track of the package they were created for. This allows the translation key to stay consistent over time. Blueprint- ...

Crash: Nativized AnimBP instances can assert on load in a cooked build with async loading enabled.

Gameplay - Blueprint - May 9, 2019

This is a regression that was introduced alongside a memory optimization for Animation Blueprint assets. Suggested workarounds:Disable "Async Loading Thread Enabled" ORDisable Blueprint nativizati ...

Blueprint Array/Map properties with DefaultToInstanced types are not instanced properly

Gameplay - Blueprint - May 6, 2019

At a licensee, I discovered a problem where Blueprint-created array and map properties are not correctly propagating the ContainsInstancedReferenced property flag. This means that if you create a Ma ...

BeginPlay execution order is different when using Game Mode instead of Game Mode Base

Gameplay - Blueprint - Apr 26, 2019

Using Game Mode instead of Game Mode Base causes the Begin Play event to trigger in a different order. This is shown in the reproduction with the Begin Play of the Player Controller and the Game Mod ...