Unreal Engine Issues
Unreal Engine Issues
Selecting multiple platforms to package in UFE may result in not all of the selected platforms being packaged
UE - Platform - Console - UnrealFrontend - May 9, 2016A user stated that when trying to use UFE to package for WindowsNoEditor, WindowsServer, LinuxNoEditor, and LinuxServer, not all of the platforms were actually being packaged. LinuxNoEditor was bein ...
Does Container Match Tag Query Node doesn't find existing Gameplay Tags in Packaged Project with Nativized Blueprints
UE - Gameplay - Aug 26, 2019When using the "Does Container Match Tag Query" node doesn't return true when a gameplay container member has the searched for gameplay tag in a blueprint that has been nativized. Packaging in Excl ...
Chaos sometimes can not generate contact points while two dynamic convex hulls actually collide. It results in instability in the contact behavior - such as jittering, inconsistent contact forces, or unexpected collision responses.
UE - Runtime - Simulation - Dec 2, 2025Context: Chaos Physics is able to use convex hulls to represent object collision geometry for queries and simulation. Problem: Chaos sometimes can not generate contact points while two dynamic conv ...
A replicated Timeline's Finished output does not fire on the Client if the Server changes the Timeline Length to a shorter duration
UE - Networking - Jan 28, 2016A replicated Timeline's Finished output does not fire on the Client if the Server changes the Timeline Length to a shorter duration. Test project attached. Reproduced in 4.9.2 binary, 4.10.2 binar ...
Existing widget name error from rejected widget object.
UE - Editor - UI Systems - Dec 5, 2017Rejected widget object for paste action from other widget somehow remains in the widget editor making name conflict for other widgets. ...
Static Mesh's Simple Collision does not mirror collision orientation when mirrored
UE - Simulation - Physics - Dec 5, 2018Created Static Mesh Actor's Simplified Collision boxes do not mirror Collision Orientation when mirrored in the World/Editor. ...
Creating a new Matinee Controller node only shows the Finished pin
UE - Gameplay - Blueprint - Dec 9, 2014Worked: P4 Main 4.7 CL:2375748 P4 Releases 4.6 CL:2369413 (Gold) Broken: Portal Binary 4.5.0 CL:2326478 After creating a matinee with event(s) in it, creating a Matinee Controller only shows the " ...
Hot reload breaks code based struct array used in blueprints
UE - Gameplay - Blueprint - Mar 21, 2016When an array of a struct, defined in code, is used in a blueprint, preforming a hot reload after making changes to the class with the struct will cause the blueprint nodes relating to the struct be ...
ControlRig & Sequencer: FindControlRigs returns rigs even if their track have been removed
UE - ACT Character - Anim in Engine - Jun 5, 2024Constraint Actor to Rig with Editor Utility Widget is working for the first time adding to the Sequencer. However if it was deleted and added to Sequencer again, run Scripted Actor Action shows Err ...
Animation Blueprint does not update in editor if ActorComponent UProperty is changed while ActorComponent is selected on placed Actor
UE - Gameplay - Components - Apr 14, 2020At editor-time (ie, while using the editor and NOT in a PIE session), the Animation Blueprint's ability to read updated values appears to depend on what component of an Actor is currently selected, ...