Unreal Engine Issues
Unreal Engine Issues
Loops don't work with SimpleParallel BT composite node
UE - AI - Dec 16, 2014Loop decorators don't work with SimpleParallel BT composite node. We need to either fix it, or if we remove support for it restrict users from putting these decorators on SimpleParallel's children. ...
Switching CanEverAffectNavigation on a Dynamic Obstacle Leaves Original Area Behind
UE - AI - Sep 15, 2016When setting Can Ever Affect Navigation to false, moving it, and then setting it back to true, the originally affected area remains, and it also creates a new affected area. This occurs each time y ...
Packaging fails when nativized blueprint implements interface with virtual function
UE - Gameplay - Blueprint - May 18, 2017If an interface contains a virtual function that returns "nullptr", If an interface contains a UFUNCTION that has a TSubclassOf type as a parameter or return value, implementing the interface in a b ...
Foliage scalability does not accurately update when settings are changed in game
UE - World Creation - Worldbuilding Tools - Foliage - Sep 26, 2017There is an issue that occurs where changing the scalability settings via the game script during play saves the values for the editor, but when the game is played a second time, the settings visuall ...
world outliner does not hide attached actors when turning off visibility
Tools - Nov 29, 2017When attaching actors via the world outliner, there is an issue occurring using the visibility option, actors attached via the world outliner do not follow the visibility of what they are attached t ...
FApp::IsUnattended checks are missing when a message box is displayed because serialization has gone out of bounds
UE - Foundation - Core - Jan 2, 2018In cases where serialization goes out of bounds, there is no check to see if the app is running in unattended mode before the message box is displayed. If the app is running unattended, such as on a ...
Adding HISMC instances resets wind for all existing instances
UE - Graphics Features - Jul 6, 2018When adding new HISM instances, actors using SpeedTree -> WorldPositionOffset material are reset. 4.19 Repro project provided by user. I was unable to get WPO wind working in 4.18, I did noticed th ...
Foliage: Speed tree wind is reset for every add/remove/update on instances
UE - World Creation - Worldbuilding Tools - Foliage - Jul 10, 2018Foliage: Speed tree wind is reset for every add/remove/update on instances What is happening:When we invalidate the render state, proxy are recreated, causing the wind to be removed and add again, ...
Volumetric Lightmaps do not work with Landscape texture mapping
UE - Graphics Features - Feb 13, 2019It appears that the Lightmass Volumetric Lightmap does not work with Landscape textures. When it samples the Landscape with some textured material, the resulting lighting build data does not match t ...
Client movement and animation are heavy jittered on listen server
UE - Gameplay - Player Movement - May 10, 2019The listen server will see jitter in clients character movement and animations. This is hard to notice without the "slomo" command but is extremely obvious using "slomo". Clients will see server and ...