Landscape Tessellation Issues

UE - LD & Modeling - Terrain - Landscape - Sep 23, 2019

We are having a display issue with tiled landscapes displaying well below full tessellation in editor, but displaying fine in game. We can "fix" this issu by unchecking "Use Default Falloff" in deta ...

Texture Group MaxLODSize doesn't recognize changes to WorldNormalMap in DefaultDeviceProfiles.ini

UE - Foundation - Core - Nov 11, 2019

When trying to change the MaxLODSize using DefaultDeviceProfiles.ini, some of the groups scale but others don't. This was reported and tested in 4.23.1 (CL-9631420). This was reproduced in 4.22.3 ...

SetCollisionEnabled shouldn't check owner

UE - Simulation - Physics - Nov 8, 2019

Attempting to set the collision of a component to NoCollision while the actor's collision is disabled will prevent the component's collision from changing. This is because of the early exit in UPrim ...

Datasmith - Materials cropped different fields in the same bitmap only display one texture

UE - Editor - Content Pipeline - Datasmith - Exporters - Mar 16, 2020

Material cropping in 3DS Max doesn't seem to translate well into Datasmith when they are used in the same bitmap. This was reported and tested in 4.24.3 (CL-11590370). This was reproduced in 4.23.1 ...

Get polygon data via GetPolysInBox that are outside the box

UE - AI - Navigation - Apr 6, 2020

GetPolysInBox should get only the polygons(FNavPoly) that are on the bounds of the box. However, there are cases where polygon data outside the bounds of the box is currently obtained. It gets polyg ...

Loading levels imported with World Composition's Import Tiled Landscape option from a level without World Composition enabled loads landscape components a World Origin

UE - World Creation - Worldbuilding Tools - World Composition - May 6, 2020

Landscapes created with Import Tiled Landscape are loaded at the World Origin when loaded in a level without World Composition enabled. Enabling World Composition in the second level fixes this iss ...

Memory leak after simulating in Editor with opened 'Editor Preferences' tab

Tools - May 7, 2020

This can be repeated many times before the editor crashes without any messages and other programs with the video driver crashes too. Because out-of-memory. This is similar to [Link Removed]. This w ...

ShooterGame clients can fail to connect to a server under packet loss when network encryption is enabled

UE - Networking - Jul 17, 2020

ShooterGame demonstrates the issue where when encryption is enabled, if the (unencrypted) EncryptionAck message is dropped, the resent messages will be encrypted since the server has enabled encrypt ...

Connection is broken between Custom event and Collapsed Graph, which is promoted to Macro

UE - Gameplay - Blueprint - Oct 8, 2020

When user promotes collapsed graph that has connection to custom event to macro, connection between that custom event and new macro is brokenThis is not the case when directly collapsing selected no ...

MoviePipeline: Python Editor example can double-up objects in-scene

UE - Anim - Sequencer - Jan 4, 2022

See the UDN for sample project. This is caused by the Editor Python sample not using the UMoviePipelineQueueSubsystem, which (when rendering) blocks the Sequencer from auto-binding to PIE. The fix ...