Unreal Engine Issues
Unreal Engine Issues
Fast Track icon is not displayed when variables is not connected to the AnimGraph
UE - Anim - Runtime - Anim Blueprints - Apr 24, 2023The Fast Track icon is not displayed when there are no variables connected to the AnimGraph. This issue was not present in UE4. ...
DataTable with structures containing TArray and TMap keeps increasing memory while no rows are selected
UE - Editor - Workflow Systems - Apr 18, 2023When using a DataTable based on a structure that includes TArray or TMap, if a row is not selected, the memory usage will continue to increase. This is because in SDetailsViewBase::Tick, ForceRefr ...
Crash when double-clicking landscape editor splines point tangent
UE - Graphics Tools - Terrain - Landscape - Apr 11, 2023When double click splines point tangent, the editor will crash. This issue related to [Link Removed], it didn't care about double-click case. Workaround: void FEditorViewportClient::ProcessDoubl ...
BPGC GetPreloadDependencies() may be excluding non-DSO archetypes
UE - Gameplay - Blueprint - Apr 10, 2023Currently, UBlueprintGeneratedClass::GetPreloadDependencies() is only inclusive of subobjects instanced via CreateDefaultSubobject(). We may need to broaden it to include RF_ArchetypeObject and/or ...
A Kinematic controlled vehicle is not rendering correctly when it has a non-identity transform.
UE - Simulation - Physics - Mar 27, 2023There are issues with the vehicles rendered position when it is being moved in a kinematic manner, i.e, forcibly moving a vehicle (not simulating it) using either FChaosEngineInterface::SetKinemati ...
Renaming a variable on a Blueprint will reset that variable's value on any Child BPs
UE - Framework - Blueprint - Mar 25, 2023If a variable is renamed on a blueprint, then any child blueprints will lose their default values for that variable and reset to the parent's default value. This resetting only happens with the Chi ...
Hitting check when removing HISM instances with Custom Instance Data
UE - Rendering Architecture - Mar 20, 2023Hitting check(UploadInfo.InstanceCustomDataCount * InstanceCount == UploadInfo.InstanceCustomData.Num()) and also seeing incorrect isntance order after removing instances from HISMs. Additionally ...
Editing Blueprint default values will make the level it is contained in get marked as dirty
UE - Gameplay - Blueprint Editor - Mar 10, 2023When Blueprint default values are edited, those edits will also be propagated to any active instances in the level. Each edit event will mark the level as dirty. Similarly, in a World Partition map ...
GAS: RemoveActiveGameplayEffect crashes when called during world teardown for periodic GEs
UE - Gameplay - Gameplay Ability System - Mar 2, 2023AbilitySystemComponent crashes when RemoveActiveGameplayEffect is called during world teardown for an active gameplay effect that ticks periodically, by unsafe GetWorld()->GetTimerManager() access w ...
Duplicating a Blueprint with a function call node connected to a variable of the source Blueprint type results in a compile error in the duplicated asset.
UE - Gameplay - Blueprint Editor - Feb 21, 2023If a Blueprint asset contains a function call node for which the referenced function context is set to 'self', if the "Target" pin is connected to a type that equates to the owning Blueprint asset ( ...