Unreal Engine Issues
Unreal Engine Issues
Sphere Physics do not go to sleep causing infinite rolling
UE - Simulation - Physics - Jan 30, 2015When you have a sphere that is rolling it will never come to a complete stop even at low speeds. It will slow it's speed but never stop. This conversation was discussed with James G and Ori C back ...
All clients return "Client -2:" when using a print string in UMG
UE - Gameplay - Jul 5, 2016All clients return "Client -2:" when using a print string in UMG ...
Tagged binding exists after deleting object binding in sequence
UE - Anim - Sequencer - Mar 12, 2021Tagged bindings aren't deleted when their object binding is deleted in the sequence. ...
Bloom artifact showing in splitscreen settings
UE - Graphics Features - Jan 15, 2015There is a bloom artifact at the top of the bottom player's screen. ...
Crash when changing r.MaterialQualityLevel when FastGeo plugin enabled in cooked build
UE - World Creation - Worldbuilding Tools - Sep 5, 2025The engine crashes when the r.MaterialQualityLevel is changed in a cooked game that uses the FastGeo Streaming Plugin. The crash doesn't repro with the same steps in Editor, just in a cooked build. ...
Struct Default Values not registering in user generated structs
UE - Gameplay - Blueprint - Jun 15, 2016Arrays of structs do not register default values when the array is resized. Regression (no) issue (does) occur in 4.11.2 ...
Stacked Material Nodes become difficult to read
UE - Rendering Architecture - Materials - May 13, 2015Material Nodes, particularly Constant Vector 3s and Texture Samples, become difficult to read when users overlay them like stacked cards. [Image Removed] Also reproduced in Main Promotable-CL-2548 ...
Apex Cloth will not render correctly with cloth assigned to multiple materials
UE - Simulation - Physics - Character - Nov 12, 2015Apex cloth material assigned to multiple material elements will not render correctly in Persona or when PIE/Simulate in the editor. Any material element other than element 0 will be masked/invisible ...
Is Playing can return false on Sequence's second playthrough
UE - Anim - Sequencer - Apr 12, 2021Playing a sequence more than once will have an incorrect player status on the first frame. ...
Server crashes when client connects after Server has reloaded a sublevel with a deleted actor
UE - Networking - Jul 13, 2017UNetDriver::DestroyedStartupOrDormantActors maintains a list of deleted startup (and dormant) actors. This is used to notify clients that have joined the server of Actors that need to be destroyed ...