Unreal Engine Issues
Unreal Engine Issues
Movie play following Open Source crash editor when changing viewport size.
Media Framework - Mar 29, 2017When playing movie in PIE, changing viewport size leads to Engine crash. This is not reproduced in 4.14.3 ...
Editor Crashes When Reloading Textures in Debug Tools
UE - Editor - UI Systems - Slate - Apr 11, 2016Crash occurs while Playing in Editor and debugging by reloading textures. Occurs for both Mac and PC. Regression: Does not occur in UE4.10 testing on Match 3 ...
Event Dispatcher objects cannot be deleted after the initial graph node is renamed
UE - Gameplay - Sep 14, 2020Adding an Event Dispatcher to the Level Blueprint and then renaming the initial graph node within that Event Dispatcher prevents deletion from that point forward. Renaming the Event Dispatcher from ...
CommonUI uses cached geometry that might be zero sized for gamepad focus
UE - Editor - UI Systems - Jan 11, 2023Reproduced 3/3 times, issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. Workaround for issue is to have a text box in the vertical box before any buttons; fir ...
Torque curve makes no difference on vehicle movement
UE - Gameplay - Blueprint - Sep 11, 2015When changing the Torque Curve in a Wheeled Vehicle's Vehicle Movement Component, the values set don't affect the torque of the vehicle. ...
Engine crashes with AudioMixer if the sound is disabled in the system
UE - Platform - Linux - May 16, 2019Seems like failure to init SDL device is not being properly propagated and something on the higher level keeps pushing commands to the (non-existent?) audio thread. Paging also [Link Removed] and [ ...
A version of UnrealVS for VS2019 is not included with the Engine
UE - Foundation - Cpp Tools - UnrealVS - Apr 18, 2019Version 4.22 of the Engine includes initial support for Visual Studio 2019. However, an updated version of UnrealVS for VS2019 is not included in the Engine. ...
Mutable references MetaHumans heads directly, but DNA Assets are private
UE - Anim - Mutable - Sep 18, 2025When we switched our project to 5.6.1 This error appeared on build. The compilation of the Mutable assets in the editor is not reporting any issue. ...
NavMesh does not build correctly to SkeletalMesh collision
UE - AI - Mar 16, 2015NevMesh cuts out holes for collision incorrectly with Skeletal Meshes. Skeletal Meshes with "Can Ever Affect Navigation" set to true and that have a Physics Asset are capable of causing this. ...
Editor freezes when setting browser filepath for inserted element in project settings
UE - Platform - Mobile - Feb 7, 2017May be similar issue as [Link Removed] but with slightly different repro steps. Not a regression as it occurs in 4.14.3 ...