Deferred decal does not display when running GTAO.

UE - Graphics Features - Mar 4, 2020

Deferred decal does not appear if GTAO is enabled. ...

Changing the channel name inside of the channel mask parameter node results in crash

UE - Rendering Architecture - Materials - Mar 4, 2020

Changing the name of a channel inside of the channel mask parameter node results in a crash. ...

Crash when mousing over array parameter in Blueprint function graph while debugging

UE - Gameplay - Blueprint Editor - Mar 3, 2020

Mousing over an array input inside a Blueprint function can lead to a crash. For this to occur, the first parameter of the function must be a User Defined Struct.  ...

Instanced EditInlineNew Objects not correctly propagating to children and placed level instances

UE - Gameplay - Mar 3, 2020

Instanced EditInlineNew objects are kind of broken right now and hard to make full use of. In addition to the notes above, there are some cases where you can't even assign new values into the base c ...

Add to fbx importer an option to force "reset to fbx" behavior when doing automation reimport

UE - Editor - Content Pipeline - Import and Export - Mar 3, 2020

We want to have the possibility to force the "reset to fbx" conflict material behavior to automated fbx reimport. Not sure yet where to put the optionvisible in the fbx reimport dialoga per project ...

Collision does not work in packaged game regardless of native settings

UE - Gameplay - Blueprint - Mar 3, 2020

Collision stops working for packaged games regardless of the nativize blueprint settings.  Duplicate; refer to [Link Removed] for original issue. Test Project: [Link Removed] ...

Deleting struct in Windows Explorer leaves dirty traces in BPs.

UE - Gameplay - Blueprint - Mar 3, 2020

UND: https://udn.unrealengine.com/questions/559972/invalid-map-in-blueprint-unable-to-be-deleted-urge.html If you delete a struct in Windows Explorer manually, then open a project/BP, it will ask t ...

Particles are only activated when the camera moves back

UE - Niagara - Mar 3, 2020

UParticleSystemComponent :: CanConsiderInvisible () Particles determined to be invisible by MaxSecondsBeforeInactive seem to be activated only when the camera moves back. Is this correct behavior? ...

The SetEmitterEnable BP function needs implementation

UE - Niagara - Mar 2, 2020

The BP function calls FNiagaraSystemInstance::SetEmitterEnable, which sets ExecutionState on the emitter instance to ENiagaraExecutionState::Inactive. FNiagaraSystemSimulation::PrepareForSystemSimul ...

Building a patch from the project launcher will crash unrealpak when pak encryption is enabled

UE - Foundation - Core - Mar 2, 2020

When using unrealpak to make a patch, if the source pak data that a patch is based from is encrypted, you must specify the "patchcryptokeys" parameter on the command line so unrealpak knows which cr ...