Nativized BP Struct dependency can lead to a fatal loader stall

UE - Gameplay - Blueprint Runtime - Mar 7, 2018

Report of a chain of dependencies that can lead to a fatal loader stall in a nativized build:Thing -> BPStruct2BPStruct1 -> BPStruct2 The necessary order of operations is:BPStruct1 loadsBPStruct2 l ...

Instanced Static Meshes changes Instance Transform while updating

UE - Graphics Features - Mar 7, 2018

There appears to be a loss in precision when moving instanced static mesh components. Quote from licensee: "...the ISM/HISM Components: In various cases UInstancedStaticMeshComponent::UpdateInsta ...

Static mesh view can't preview highlight for selected edge when generated lightmap UVs

Tools - Mar 7, 2018

Static mesh view can't preview highlight for selected edge when generated lightmap UVs. I saw a bit of code. The cause of this problem arises because UV data to identify the selected edge is none i ...

Duplicate keys can be used in a TMap within a data table

Tools - Mar 7, 2018

It is possible to re-use an existing key in a data table containing a TMap without triggering an error message. If the data table is saved with the duplicate key still present, the previous element ...

WrangleContent commandlet hits an assertion failure when run

Tools - Mar 5, 2018

Running the WrangleContent commandlet to try to remove unused assets from a project currently fails due to an assertion. ...

Multiple simultaneous keyboard event inputs not received

UE - Gameplay - Input - Mar 5, 2018

User Submitted Bug Some keys are not registered when pressed with combination of others. ...

Material instance doesn't inherit Allow Custom Depth Writes property enabled in the parent Material

UE - Graphics Features - Mar 5, 2018

If the Parent material is initially a Translucent material, Allow Custom Depth Writes works.If the parent material is initially a Opaque material, Allow Custom Depth Writes doesn't work for the instan ...

Destructible Mesh changes are not updated.

UE - Gameplay - Blueprint Editor - Mar 5, 2018

[CrashReport] UE4Editor_Niagara!UNiagaraComponent::TickComponent() [niagaracomponent.cpp:271]

UE - Niagara - Mar 1, 2018

No user comments in crash group ...