Unreal Engine Issues

Collision for hidden mesh is not displayed in PIE using Showflag.collisionpawn

When playing in viewport, the user is not able to see the collision of a mesh marks as hidden in game if they run the "Showflag.collisionpawn 1" console command. ...

Non replicated child actors placed in scene not destroyed

When a non-replicated actor is destroyed on the client through the use of bNetForce, any child actors that are also non-replicated will not be destroyed correctly. ...

Duplicating actor blueprint messes up component hierarchy

Duplicating an actor Blueprint (via ALT+drag, copy paste, or CTRL+W) will result in the copy losing all Hierarchy structure from the original. ...

Oculus Go & Quest: Relaunching app immediately after exiting causes device to freeze

4.20 Oculus Go projects cause the device to lock if immediately relaunching after exiting. It does not occur if:You wait ~20 Seconds before relaunchingYou press the power button after closing the a ...

RecastNavMesh is not generated at loaded sublevel

RecastNavMesh is not generated at the sub level dynamically added in C ++ in 4.20. In 4.18, 4.19 it was generated normally. Probably, changes to the large number about NavMesh systems from 4.19 to ...

Crash editor when open the level sequencer after updated 4.20

When migrating from the version before 4.20 to the version after 4.20, opening the level sequencer will crash. I think that there is a problem with conversion from SnapTimeInterval (FixedFrameInterv ...

ForceActorRelevantNextUpdate will only force an update on the first connection

The ForceActorRelevantNextUpdate will only trigger an update on the first connection in the list. Note that the ForceActorRelevantNextUpdate does not work on dynamic actors since their ActorChannel ...

Unable to summon the virtual keyboard on Android 9.0 with TargetSDKVersion=28

Gameplay Abilities: FAttributeSetInitterDiscreteLevels::PreloadAttributeSetData does not allow FGameplayAttribute.

Moving from "float" to "FGameplayAttribute" is causing a test to fail. ...

Landscape material renders as default material on TM-AnimPhys

Landscape material renders as default material on TM-AnimPhys: LogMaterial: Warning: /Game/Maps/Framework/TM-AnimPhys.TM-AnimPhys:PersistentLevel.Collision-Landscape.LandscapeMaterialInstanceConstan ...