Unreal Engine Issues
Unreal Engine Issues
Reintroduce UE4 Material Layer drag & drop behavior in UE5
UE - Rendering Architecture - Materials - Oct 19, 2023This behavior has changed from UE4 to UE5 due to a fix to an unrelated bug ([Link Removed]). Reintroduce the old behavior without causing a regression that reintroduces Ben's fixed bug. ...
ARKit - Handheld AR Template Experiences Periodic Hitches when Quick Launched
UE - Platform - Mobile - Jan 14, 2025Reproduced 3/3 times. Regression testing in progress. Issue was reproduced on both Windows and MacOS launching onto iOS. Issue does not reproduce when packaging and installing an .ipa app. ...
Build Warning when HotReloading - LogUObjectGlobals:Warning: Guid is already used by
UE - Gameplay - Blueprint - Sep 12, 2016Changing class code causes class instance placed in the viewport to produce the warning message shown below upon hot reload. Also reported that callstack occurs but does not crash the editor. The ...
Applying spline component to landscape via level blueprint crashes the editor
UE - LD & Modeling - Terrain - Landscape - May 16, 2016Applying spline component to landscape via level blueprint crashes the editor. Frequency: 3/3 CrashReporter: [Link Removed] Regression (No) issue (does) occur in 4.10.4 ...
COTF has issues with out-of-source projects
It is expected that cooking, including COTF, will fix-up all string asset references. There were a few reasons this wasn't happening, but we should get these fixes into 4.15 as the impact was worst ...
Confusing Axis Overriding in 2D Vector Directional Enhanced Input
UE - Gameplay - Input - Jan 9, 2023Reproduced 3/3 times, issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. Expected Results are based on the previous Input system. ...
Object Load order issue in Blueprint Editor
UE - Gameplay - Blueprint Editor - Oct 21, 2024[Image Removed] change FindObject to StaticLoadObject might fix this issue ...
Cancelling level save due to previous save crashes editor
UE - Foundation - Core - Sep 12, 2016If a level has been saved as two different levels and a new save initiated, the editor will crash if the overwrite is cancelled. Frequency 3/3 Regression (Yes) issue (does not) occur in 4.12.5 ...
OnAudioPlacebackPercentage PlaybackPercentage (float) doesn't take into account "Start Time" from Play or FadeIn nodes
UE - Audio - Aug 17, 2020PlaybackPercent on the OnAudioPlaybackPercent event does not account for Start Offset from the Play or FadeIn node. Reported and tested in version 4.25.3 (CL-13942748) and version 4.24.3 (CL-115903 ...
Screen Space Reflections not showing in Panoramic Capture
UE - Graphics Features - Sep 10, 2020Reflections not showing in Panoramic Capture images. Reported and tested in versions 4.25.3(CL 13942748), 4.24.3(CL 11590370), and 4.23.1(CL 9631420). ...