UE4 Scene Crashing upon opening

UE - Foundation - Core - Sep 15, 2020

The user first launched his project and received an error on his HDD and UE4 crash with the default scene. He was able to open the project successfully a second time and opened the "Library Scene" ( ...

Many native-only interfaces incorrectly appear as implementable by blueprints

UE - Gameplay - Blueprint - Sep 14, 2020

Right now, any UINTERFACE that is not marked as CannotImplementInterfaceInBlueprint is shown as implementable in blueprint. If these functions have BlueprintCallable functions or related things then ...

Capture Source not changing in Planar Reflections

UE - Graphics Features - Sep 14, 2020

Changing the Capture Source in Planar Reflections is not working as expected. Without being able to change the source, Post Process Materials are not rendering in the Reflection. Reported in versio ...

Event Dispatcher objects cannot be deleted after the initial graph node is renamed

UE - Gameplay - Sep 14, 2020

Adding an Event Dispatcher to the Level Blueprint and then renaming the initial graph node within that Event Dispatcher prevents deletion from that point forward. Renaming the Event Dispatcher from ...

Crash renaming nested struct member while the pin is split on a node

UE - Gameplay - Blueprint - Sep 14, 2020

Crash occurs when the user renames a nested struct member variable while there's a struct pin split in a blueprint. ...

Niagara Emitter editor forgets Timeline playback ranges

UE - Niagara - Sep 14, 2020

This seems to only affect an emitter and not a system asset. ...

Item of Console Variables on Device Profiles is displayed incorrectly when Editor setting is other than English

UE - Editor - Workflow Systems - Sep 14, 2020

If the Editor is in English, it will be displayed correctly. ( r.*)[Image Removed] This issue depends on the display language of the Editor and seems to occur in languages other than English. I al ...

Fbx importer test only if there is one key to determine if the import contain animation

UE - Editor - Content Pipeline - Import and Export - Sep 11, 2020

We should test two key instead since one key is a constant value. We have to make sure it did not break any current pipeline. But my guess is no. The question we should verify is, is users were put ...

Packaged Paper2D game using Flipbooks crashes when opening Level

UE - Gameplay - Components - Sep 11, 2020

Paper2D game using Blueprint Actor with Box Collision and Flipbook Component crashes frequently when loading levels in packaged Development Build. Reported and tested in versions 4.25.3(CL 139427 ...