Unreal Engine Issues

Load Error with DeferredDependencyLoading

If re-define the macro USE_CIRCULAR_DEPENDENCY_LOAD_DEFERRING to 0, the component is editable in detail panel. But I'm sure it's not a good fix. ...

Migrating to a Game Feature plugin can result in assets' losing references

Migrating to a Game Feature plugin can result in assets' losing references. From User: "Migrating assets to a game feature plugin's content directory leaves them having invalid references, editor t ...

Crash on loading level with Landscape by 2 PIE instances

[AI] Crash while loading navmesh with async static mesh compilation enabled

I tried 10+ times but am unable to get this to reproduce locally. Licensee reports that this is a rare crash for them. ...

bIgnoreAllPressedKeysUntilRelease only applies to keys in the previous mapping

This is because the RebuildControlMappings function only checks this flag when you have a mapping that was already added, we should apply this for any new mappings as well.  I'll update the repro s ...

TSlateMaterialShaderPSDefault cast error when opening Platform Stats in Lyra's M_UI_Base_BordersAndButtons Material

Licensee has provided a potential fix, please see the UDN link. Callstack attached utilised -onethread ...

Ensure occurs if the decal scale is set to a very small value

The variable emitting this ensure (RelativeWorldToDecalMatrix) is not actually used, so this line can be removed. FDeferredDecalPS::SetParameters ... const FLargeWorldRenderPosition AbsoluteOri ...

AI Perception UnregisterSource Sense == nullptr does not affect pending adds

UAIPerceptionSystem::UnregisterSource according to its documentation should treat Sense == null as targeting all sources, but the code for removing pending sources does not treat Sense == null as th ...

HLOD build fails depending on the value of Loading Range in the World Settings

HLOD actors are generated on the outliner, but no geometry is generated. An error occurs in the output log. ...

Instanced Impostors Render Black in UE5 editor