Hidden enumerator variables can cause the enumerator to become broken with the Select node in blueprints

UE - Gameplay - Blueprint - May 26, 2015

If a user makes an enumerator in C++ and sets one of the variables to Hidden and doesn't make it the last variable of the enum, it will cause issues with the numbering of the enum when using the Sel ...

Swarm Agent Local Host of Coordinator not showing up in Coordinator

UE - Foundation - Core - May 26, 2015

A Computer which is hosting the Swarm Coordinator no longer shows up as a viable Swarm Agent Computer and if that computer builds lighting will only use itself and not any available agents. Also re ...

With root motion, AnimSeq moves in Persona when Additive Anim is enabled

OLD - Anim - May 26, 2015

Animation Sequence preview moves from the origin with root motion enabled and either local or mesh space selected for the Additive Anim Type. Example Project: [Link Removed] ...

Foliage Loses Dynamic Shadows from Moveable Point LIght at given Light to Mesh Height

UE - Graphics Features - May 26, 2015

A Movable Point Light placed in the center of a field of foliage meshes will render shadows only at certain heights and going above those heights will cause the shadows to completely disappear. [Im ...

Behavior tree observers don't work with OnValueChange mode

UE - AI - May 25, 2015

Behavior tree observers do not notice the OnValueChanges ...

AIPerceptionComponent's DominantSense is not being used

UE - AI - May 25, 2015

It seems there's a bug in AIPerceptionComponent that results in information about dominant sense never getting processed and all derived data doesn't get set. DominantSenseID doesn't get set. ...

Unreal Frontend output log is garbled if using non-ASCII language

UE - Foundation - Core - May 25, 2015

If you set the editor language to a non-ASCII language like Japanese, Korean or Chinese, any localized strings that have non-ASCII characters will appear as "?" in the output of UnrealFrontend. [Im ...

Mass is not calculated if an object's Collision Enabled field is set to No Physics Collision even when Simulating Physics

UE - Foundation - Core - May 22, 2015

If an actor has 'Simulate physics' enabled and the Collision Enabled field is set to anything other than Collision Enabled (i.e. OverlapAll sets this to No Physics Collision) then mass is reset to 1 ...

Linux editor does not have a proper icon

UE - Platform - Linux - May 22, 2015

Linux editor (and other tools) have default icons instead of proper UE4 ones. ...

Linux editor can fail on start due to a stale TPS library in Engine/Binaries/Linux

UE - Platform - Linux - May 21, 2015

For 4.8, we moved LinuxNativeDialogs, a third-party library, to a different location (and also changed its API somewhat, so the old library is binary incompatible). However, some users apparently a ...