Adding a Blueprinted custom StaticMeshComponent to a Blueprint results in an Ensure being triggered.

UE - Gameplay - Components - Aug 24, 2015

If a Blueprint is made from a custom Blueprintable StaticMeshComponent, and that Blueprint is added as a component to another Blueprint, an Ensure is triggered. No Ensure occurs if the custom nativ ...

Duplicating / Moving (to another level) an actor with a Hierarchical Instanced Static Mesh component causes a crash

UE - Graphics Features - Nov 14, 2016

When you have an actor with a Hierarchical Instanced Static Mesh component that has a Static Mesh set and is populated with at least 1 instance and then duplicate it or move it to another level, it ...

Particle Event Receiver Spawn Ignores Emitter Being Disabled At Runtime

UE - Graphics Features - Nov 14, 2016

The particle module "Event Receiver Spawn" seems to ignore whether the emitter containing it changes from either disabled to enabled or vice a versa at run time. I also noticed that disabling the ...

Adding variables to a struct clears struct arrays used in blueprints

UE - Gameplay - Blueprint - Nov 4, 2016

Adding variables to a struct clears struct arrays used in blueprints. Regression (yes) issue (does not) occur in 4.12.5 ...

Set Members in Struct node doesn't work if the Struct is contained within an Array

UE - Gameplay - Blueprint - Dec 9, 2014

Set Members in Struct node doesn't work if the Struct is contained within an Array. ...

Set Physical Material node in BP do not work with Destructibles

UE - Simulation - Physics - Destruction - Apr 7, 2015

Using the Set Physical Material for Destructible does not work currently. In comparison with a static mesh physical material will change via key press during gameplay. ...

Setting child actor component offset breaks child component variables set in parent constructor

UE - Gameplay - Blueprint - Sep 6, 2016

If a child actor component has a local offset from the parent, any of the child's variables that are set in the parent's construction script are not registered. Workaround: Setting child variables ...

Standalone window played from editor hits assert Index >= 0 in UObjectArray

UE - Gameplay - Blueprint - Sep 23, 2016

Standalone window in editor will hit assert in a bit of time. Issue doesn't happen is playing standalone via Visual Studio. ...

TArray marked as Instanced in a component class cannot be edited per instance

UE - Gameplay - Blueprint - Oct 11, 2016

If a TArray declared in a component class has the UPROPERTY specifier "Instanced", then attempts to edit an instance of the array in the editor viewport after adding the component to a blueprint doe ...

Disabling Use Localized Graph Editor Nodes and Pins causes split struct pin names to disappear when compiling

UE - Editor - UI Systems - Localization - Oct 19, 2016

If the Use Localized Graph Editor Nodes and Pins option is disabled, compiling a blueprint will cause the pin names from any split struct pins to disappear. Regression?: Yes This occurs in 4.13.1 ( ...