Unreal Engine Issues

Create staticmeshnode or instancedstatic mesh node logs FNetGUIDCache warning in editor

The behavior in question involves a warning that FNetGuidCache gives when an Actor's construction graph adds a static mesh component, and a multiplayer session with 2 players is simulated in PIE.(Pl ...

Niagara System User Parameters Resetting After Closing the Editor

Niagara System user paramemters will reset upon restarting if they are used in a Blueprint. This also occurs to the system if you move the blueprint after making changes then pressing Ctrl+Z.  Foun ...

Scene Capture 2D Generates Artifacts with Orthographic Projection of Nanite Mesh on Plane

Occurs 5/5 times: The Scene Capture 2D camera displays artifacts when the projection is set to Orthographic and a nanite mesh is projected on the Scene Capture 2D plane. ...

Editor crashes when keying a frame to an Animation from Pose with Appended Frames

This is a regression. Tested in //UE4/Release-4.27 CL18319896 Editor crashes when keying a frame to an Animation from Pose with Appended Frames. ...

Precomputed Visibility no longer calculated on Landscapes

Placing a Precomputed Visibility Volume around or through a landscape does not seem to calculate precomputed visibility for that landscape. This is a regression from behavior in 4.7.6. Also Tested ...

Input from a second gamepad is not detected until the game window is clicked with the mouse

In a packaged local multiplayer game, input from a second gamepad is not detected until the game window is clicked with the mouse. The first gamepad input is detected as expected. ...

Level Editor - cannot select components of a blueprint, itself child actor of another blueprint

Live Link Pose node silently fails in Standalone mode due to incorrect Module type

LiveLinkEditor Module is flagged as "Editor" and not "Developer" causing the Anim Node "Live Link Pose" to silently fail in Standalone mode. The node works correctly in PIE and in packaged builds. ...

Alpha Channel Created when 'Accumulator Includes Alpha' is Disabled in MRQ

Occurs 3/3 times Alpha Channel Created when 'Accumulator Includes Alpha' is Disabled in MRQ issue discovered in LiveQA, and appears related to FORT-451157 Note: Whether 'Accumulator Includes Alpha ...

Network Prediction crash when smoothing service instance data is reallocated out from under FNetworkPredictionStateView

Received a report from a licensee using Network Prediction Plugin and Mover.  There is a strong likelihood of a crash occurring when using NPP's smoothing option and spawning new NPP-simulating ins ...