Unreal Engine Issues
Unreal Engine Issues
Use Mouse for Touch leads to fire Released and Clicked with Pressed at the same time for UMG Button
UE - Editor - UI Systems - Nov 23, 2018Pressed, Released and Clicked should be fired in the same manner w/wo Use Mouse for Touch option. These three events are fired at the same time when enabling the option. [Image Removed] ...
UForceFeedbackEffect is only making slight vibration in iOS when value rises from 0 or effect is started.
UE - Platform - Mobile - Jun 11, 2019UForceFeedback is expected to give vibration just like in the graph of the asset. But only in iOS it is not. It is expected to give continuous vibration following the forcefeedback asset, but only ...
Cascade particle system crash when changing levels in a cooked game
UE - Niagara - Jan 6, 2021Changing levels with an auto-released particle system will cause cooked builds to crash. This is a regression. This crash does not occur in 4.25 ...
Lumen ignores Landscape Holes (Landscape Visibility) when Hardware Ray Tracing is enabled and Ray Lighting Mode is set to Surface Cache
UE - Graphics Features - Ray Tracing - Jan 31, 2025Context Lumen is the default global illumination and reflections system. Lumen renders diffuse interreflection with infinite bounces and indirect specular reflections in large, detailed environments ...
TRASH_Comp in Octree that missing unregister
UE - AI - Navigation - Feb 25, 2025the reproduce video and project are in the slack links: Slack Link: [Link Removed] ...
Clear Timer node does not stop a looping timer
UE - Gameplay - Feb 16, 2015Setting a Clear Timer node does not stop the named function from firing. ...
Server travel from Shooter Game level Highrise crashes editor
UE - Networking - Nov 17, 2014If a person is on the Shooter Game level Highrse and uses the blueprint node "Execute Console Command" to server travel to any other level the editor will crash. In PIE mode the editor will hang at ...
Any events in sequencer fire at frame 0 when set to looping
UE - Anim - Sequencer - Mar 28, 2016Any active events fire at frame 0 when the sequence loops ...
Project upgrade to 4.15 does not complete if the Runtime Mesh Component is installed in version 4.14 and not in 4.15
UE - Foundation - Core - Apr 17, 2017If the Runtime Mesh Component is installed in the 4.14 Binary Engine, upgrading a copy of a code project from 4.14 to 4.15, even if it does not use that plugin, will result in the upgrade process ha ...
Crash copying a Static Meshes primitive collision member and pasting it on another element
Tools - Jul 24, 2017Crash copying a Static Meshes primitive collision member and pasting it on another element. The pasted element seems to need at least 2 members for the crash to occur. User description: Editor Cr ...