BP hierarchy change triggers incorrect map actor load warning: AttachTo: '{0}' is not static {1}, cannot attach '{2}' which is static to it.

UE - Gameplay - Blueprint - Apr 11, 2024

When a blueprint's component hierarchy is changed by changing a child component's mobility value to Static while deleting its parent component which has Movable mobility, levels saved with an outdat ...

Landscape LOD behaviours is not working as expected (Its Calculation is not based on Sections anymore)

UE - LD & Modeling - Terrain - Landscape - Apr 10, 2024

"Components can optionally be divided into either 1 or 4 (2x2) subsections to increase the resolution of the Landscape. These subsections are the base unit of Landscape LOD calculation." From Doc ...

ToString() from a StringTable entry now returns <MISSING STRING TABLE ENTRY>

UE - Editor - UI Systems - Localization - Apr 10, 2024

This is a regression from 5.3 that has been fixed in Main (32476819, for 5.5), but needs merging into 5.4. ...

Iris - Destruction of initially dormant actor not replicated to clients

UE - Networking - Iris - Apr 9, 2024

Without Iris enabled, UNetDriver::NotifyActorDestroyed will handle creating destruction info for dormant actors, including any initially dormant, statically placed actors. However, this path seems t ...

Data Layers: GetDataLayerInstanceFromAssetName differs between editor and non-editor

UE - World Creation - Worldbuilding Tools - Data Layers - Apr 9, 2024

From licensee: The function AWorldDataLayers::GetDataLayerInstanceFromAssetName() uses different names in #WITH_EDITOR and without editor builds: #WITH_EDITOR config calls DataLayerInstance->GetDa ...

Edit Conditions on Struct that contains FGameplayTagQuery leave the property readonly

UE - Gameplay - Blueprint Editor - Apr 8, 2024

When inside an array is used a UStruct with a FGameplayTagQuery var that has the EditCondition meta that is evaluating inside the struct. When a new element is added to the array in the editor, if a ...

[Substrate] Workaround for DXC problem with roll unlooping

UE - Graphics Features - Substrate - Apr 8, 2024

We should get to the bottom of this workaround and revert it eventually.  Reported here: [Link Removed]  ...

ENiagaraCoordinateSpace is not exposed to Python, meaning the FXConverterUtilitiesLibrary create_script_input_enum function does not work when setting that parameter.

UE - Niagara - Cascade - Apr 8, 2024

The user was having issues with setting the correct ENiagaraCoordinateSpace enum in their python script. This enum currently exists in the engine as both a user-defined enum (which is deprecated), a ...

HDRi Backdrop Animation in Sequencer

UE - Anim - Sequencer - Apr 5, 2024

HDRIBackdrop objects cannot be rotated in Sequencer. This issue can be resolved by setting the "Run Construction Script in Sequencer" checkbox to True in the "HDRIBackdrop" blueprint. If HDRI Back ...

CSM Shadows disappearing at larger coordinates with different FOVs

UE - Graphics Features - Shadows - Apr 5, 2024

Cascaded shadows disappear at some FOVs when far from the world origin. This behavior was not present in 5.2. Also found in CL: 32690246 in Release-5.4 ...