Unreal Engine Issues
Unreal Engine Issues
[CrashReport] UE4Editor_RenderCore!FPendingCleanupObjects::~FPendingCleanupObjects
UE - Graphics Features - Aug 21, 2018Comments from users in crash group:I tried to launch my project 1266 FPendingCleanupObjects::~FPendingCleanupObjects() 1267 { 1268 QUICK_SCOPE_CYCLE_COUNTER(STAT_FPendingClea ...
FTransform(ENoInit) ensures in Debug on mobile platforms
UE - Foundation - Core - Sep 25, 2018As of 4.20, ENABLE_NAN_DIAGNOSTIC is now enabled in all Debug configurations. However, this does not work well with the TransformNonVectorized that is used on platforms like android. If this combina ...
Landscape Paint Layers will not scroll to the end when using mouse wheel
UE - LD & Modeling - Terrain - Landscape - Sep 28, 2020In a normal detail panel, each element has its own SDetailSingleItemRow and are mostly uniformly sized with some exceptions of having a few bigger rows (i.e. asset pickers). However, these layers ar ...
HiResScreenshot has incorrect masking when screenshot resolution scale does not match the viewport.
UE - Rendering Architecture - RHI - Sep 6, 2021After a bit of investigation, the way to fix this would be to modify MergeMaskIntoAlpha to pass in the actual resolution scale and the requested size, and only mask the overlapping pixels. Currently ...
"PivotPainter_PerObjectData" node's "Random Value Per Element" output crashes with an assertion when used with a "Cross" node
UE - Rendering Architecture - Materials - Jan 31, 2022This is a regression. Tested in: //UE4/Release-4.27 CL18319896 Binary //UE5/Release-5.0 CL18747223 GitHub When using the Random Value Per Element from a PivotPainter_PerObjectData with a Cross nod ...
When SimpleLink and SmartLink are enabled, CustomLinkId is sometimes missing.
UE - AI - Navigation - Jun 21, 2022If trying to find NavLinkProxy with SimpleLink and SmartLink enabled by searching the path, sometimes CustomLink is not found (CustomLinkId=0). Since only one NavLinkProxy is located on the level, ...
Lag spike for client while character is attached to actor
UE - Gameplay - Player Movement - Dec 14, 2022Reproduced 3/3 times, issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. Issue does not occur for Listen Server players. It's likely that this is a replication ...
Recompiling blueprint actor in hidden sublevel, after reloading main level, detaches all its child actors
UE - World Creation - Worldbuilding Tools - Jan 4, 2023Reproduced 3/3 times, issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. The repro steps are very specific for this; the core issue being that once the top lev ...
[MetaSounds] - If the audio output hits an extreme Gain value, the Audio Meter Widget stops responding
UE - Audio - MetaSounds - May 20, 2022It's possible to have the Audio Meter widget stop responding if you set the Gain really high. It will cease to work as long as the MetaSound window is open. Closing and reopening the MetaSound windo ...
Nanite displacement on landscapes not rendering on 5700XT
UE - Graphics Features - Nanite - Mar 27, 2024This only happens on a 5700XT, tested this on the 7900XT and the issue did not occur Initially reported on the Preview 1 forums: https://forums.unrealengine.com/t/unreal-engine-5-4-preview/1763516 ...