Unreal Engine Issues
Unreal Engine Issues
Using PC_Enum instead of PC_Byte with CreatePin results in incorrect pin
UE - Gameplay - Blueprint Editor - Jul 23, 2021This is a bug that can make it confusing for users (and internal devs) to make custom nodes related to enums. This is occuring because the PC_Enum type was added after the original PC_Byte but ...
GPU Particle may blink when rendered in scene capture.
UE - Niagara - Nov 11, 2021Instance added Child Actors are not initialized when using world partition
UE - World Creation - Worldbuilding Tools - World Partition - Apr 13, 2022A Child actor spawned via a Child Actor Component that is added to an actor instance using the Subobject Editor is not initialized when using world partition. The spawned child actor is not present ...
Type promotion should handle UObject subclass custom operator functions
UE - Framework - Blueprint Editor - Jun 7, 2022We should modify FindBestMatchingFunc_Internal for the case of UObject pins to search for a best matching subclass instead of just use the base UObject comparison. We could also exclude any func ...
Discrepancy in screen data read back in Materials from screen UVs
UE - Rendering Architecture - Materials - Mar 2, 2023This needs to be debugged to see where the data discrepancy comes from. ...
Anisotropic metallic material and area lights don't work
UE - Graphics Features - Substrate - Jun 28, 2023Logging out and then logging in as a new user results in slate creating multiple Slate User IDs
UE - Gameplay - Input - Jul 28, 2023I believe this is happening because when you change your logged in user, the Slate Application will automatically create a new second slate user with an ID of 2. This is bad because the Slate App is ...
Gameplay Effects with instant duration fail to be predicted if a duration magnitude was previously set
UE - Gameplay - Gameplay Ability System - Aug 4, 2023The Duration Magnitude property is not zeroed out if a Gameplay Effect's duration policy is changed from HasDuration to Instant. As a result, UAbilitySystemComponent::ApplyGameplayEffectSpecToSelf e ...
Lyra - Grant Nearby Interaction Ability Task used as source object but doesn't replicate
UE - Gameplay - Gameplay Ability System - Sep 25, 2023UAbilityTask_GrantNearbyInteraction passes itself as the source object when making the Interaction Ability Spec in UAbilityTask_GrantNearbyInteraction::QueryInteractables. This causes the "Warning: ...
Crash when copying PF_Stencil format from the GPU to the CPU
UE - Rendering Architecture - RHI - Oct 18, 2023This is a crash related to copying depth-stencil render targets to the CPU. See linked UDN for more info. ...