Unreal Engine Issues

MediaPlayerEditor: Failure opening media, even though it opened successfully

This only happens when successfully opening a media source AFTER failing to open another media source. ...

Crash Occurs When Using the Hide Bone by Name Node

The editor is crashing when attempting to hide a bone using the Hide Bone by Name node after using the Set Master Pose Component. ...

Realtime rendering gets disabled when simulating in editor

Realtime rendering gets disabled every time you simulate in the editor This does not occur in Main and is a regression from 4.13.2 ...

Deactivating a Component Does Not Stop Component Tick Immediately

Deactivated components are ticking one additional time after being deactivated. ...

Changing Physical Surface Name and Reassigning It From Default Value Crashes

Changing the name of a physical surface that has already been applied to a physical material will cause a crash, if you try to reapply the renamed physical material from default. The physical materi ...

Editor Crashes When Enabling Closed Loop on Spline in Blueprint

Editor is crashing when setting closed loop in the construction script of a blueprint. This did not occur in 4.12.5 following the same repro, this is a regression. ...

Cant sort actor and object name columns in the primitive stats browser

Spawning Actor from existing Actor which has a procedural mesh causes crash.

If SpawnActor is used with a class of an existing Actor that has a Procedural Mesh, the game will crash. ...

ActorPositionWS Material BP node can crash when used in Post Process material

The ActorPositionWS BP node calls GetActorWorldPosition() in HLSL which references Primitive.ActorWorldPosition. But GetActorWorldPosition() is not protected by an #if HAS_PRIMITIVE_UNIFORM_BUFFER ...

Extra Game Mode frames are rendered between Shots

Extra Game Mode frames are rendered between Shots Regression: YES Worked: 4.13.1 CL:3142249 Broken: 4.14 Releases CL:3164219 ...