Unreal Engine Issues
Unreal Engine Issues
Lightmass crash after finished building and hitting save
UE - Foundation - Core - Mar 19, 2015User is reporting that the editor will crash after lightmass has finished building and they click to save the project. ...
MRMeshComponent has no Super call on BeginPlay
UE - Platform - XR - Feb 14, 2018The MRMeshComponent is a derived component class that should have a call to Super being made, yet there isn't one. ...
VolumetricFog does not update + creates artefacts in low exposure environments
UE - Graphics Features - Jul 26, 2022See licensee video here which shows the issue - [Link Removed] ...
When selecting actors via the Scene Outliner, changes during PIE aren't reflected until PIE ends
UE - World Creation - Worldbuilding Tools - Mar 15, 2022Selecting actors in the Scene Outliner during a PIE session results in the EditorWorld copy of the actor being selected. This means that changes to the actor's properties don't reflect during that P ...
UTextureRenderTarget2D uses TC_Default for PF_R16F instead of TC_HalfFloat
UE - Texture - Sep 27, 2024When using "ConstructTexture2D" from a render target that uses the format PF_R16F (RTF_R16F) the output texture won't retain the format and will become a four channel float texture. The texture for ...
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 ...