Unreal Engine Issues
Unreal Engine Issues
Nativized Packaging Fails When Delegates Have Same Output Parameters
UE - Gameplay - Blueprint Runtime - Dec 12, 2016Attempting to package a project using Nativize Blueprint Assets that contains delegates that have the same output parameters (such as binding an event to the OnCanvasRenderTargetUpdate event as show ...
Closing The "Find in Blueprints window" deadlocks main thread
UE - Gameplay - Blueprint Editor - Aug 24, 2020When performing a Find in Blueprint search (Ctrl + Shift + F), and after a search is made and the search window is closed, the Editor becomes unresponsive and the user is forced to quit the Engine. ...
A bug in UBTService_BlueprintBase makes it impossible to create "deactivation-only" BP implemented BT services
UE - AI - Jan 22, 2016A bug in UBTService_BlueprintBase makes it impossible to create "deactivation-only" BP implemented BT services. ...
'Stat Collision' Console Command appears twice in PIE list
Tools - Nov 3, 2016'Stat Collision' Console Command appears twice in PIE list Regression (no) issue (does) occur in 4.12.5 ...
AssetManager does not correctly call delegates if bShouldUseSynchronousLoad is true
UE - Gameplay - Oct 3, 2018There's a bug in UAssetManager::LoadAssetList where the passed in DelegateToCall is not being called in the bShouldUseSynchronousLoad case. This can cause gameplay logic to fail when that bool is tr ...
Assertion failed: ExportSettings == *ExistingExportSettings [File:D:\build\++UE5\Sync\Engine\Source\Editor\UnrealEd\Private\Lightmass\Lightmass.cpp] [Line: 546]
UE - Graphics Features - Sep 12, 2023Generated from CrashReporter Logs can be obtained via Crash Reporter ...
Shadows Appear when Approached and Disappear when Distant on Movable Objects
Docs - Samples - Sep 21, 2016While working on writing test cases for content examples, I discovered that the shadow behind certain objects appear and disappear depending on the distance from the camera. This might be similar ...
Vertex Interpolate Node Doesn't Work with Lightmass
UE - Graphics Features - Lumen - Aug 8, 2018The vertex interpolate node doesn't work with lightmass. Found in 4.19 CL# 4033788, 4.20 CL# 4233996, and 4.21 CL# 4258917 ...
Translucent Materials Receiving Incorrect Shadows in Forward Shading
UE - Graphics Features - Oct 2, 2018Translucent Materials will receive incorrect shadows in forward shading. This is working as expected in 4.18 CL# 3832480 Found in 4.19 CL# 4033788, 4.20 CL# 4369336, 4.21 CL# 4408769, 4.22 CL# 4413 ...
'Force Volumetric' property broken on instanced static meshes
UE - Graphics Features - Jan 11, 2021Regular static meshes work expectedly with Force Volumetric however instanced static meshes do not. ...