Spline points cannot be selected on newly placed spline blueprints

UE - Editor - Workflow Systems - May 28, 2024

Licensee reports a difference in behaviour in instanced blueprints containing SplineComponents from 5.3 to 5.4, with respect to whether a placed blueprint containing spline component instance can be ...

UGS perforce login does not work with 2FA flow

UE - Foundation - UGS - Jun 13, 2024

The perforce login flow for UGS does not properly handle a perforce server using 2FA login flow ...

Integer overflow in NaniteBuilder can lead to an editor crash on certain meshes

UE - Graphics Features - Nanite - Jul 10, 2024

NaniteBuilder uses an int8 type for ExternalEdges and counts adjacency with a int32. The bug stems for the cast to int8 when adding the adjacency count into the ExternalEdges array. The precision l ...

Error when zooming out in orthographic view in 5.4

UE - Editor - Jul 29, 2024

In 5.4: zooming out far with the mouse wheel after setting the editor viewport to orthgraphic view triggers an ensure: ensure(InOrthoZoom >= MIN_ORTHOZOOM && InOrthoZoom <= MAX_ORTHOZOOM); Th ...

Interchange: Dialog import preview pipeline is missing the import context

UE - Editor - Content Pipeline - Import and Export - Aug 1, 2024

We need to call TransferAdjustSettings on the duplicated pipelines to execute the preview import. ...

Level Instances appear at the origin on Linux cooks

UE - World Creation - Worldbuilding Tools - Level Instances - Aug 14, 2024

Level Instances are spawned in the origin (0,0,0) after making a packaged build in Linux ...

Thin Translucent rendering output is different on UnrealEditor/PC and PS5 with Ray Tracing enabled

UE - Graphics Features - Lumen - Aug 8, 2024

Reported from UDN With RT Translucency and Reflections enabled, Thin Translucent rendering is incorrect on PS5 in UE 5.3 ...

Collision Preset of a Static Mesh asset cannot be properly edited with the Property Matrix

UE - Editor - Workflow Systems - Sep 11, 2024

Currently, the Property Matrix does not seem to support Details Customizations. As a result, when a Static Mesh asset is edited using the Property Matrix, the "Collision Presets" combo box does not ...

Modifying FSuggestProjectileVelocityParameters::ResponseParam.CollisionResponse modifies FCollisionResponseParams::DefaultResponseParam

UE - Gameplay - Sep 17, 2024

FSuggestProjectileVelocityParameters was introduced in 5.4 and has a FCollisionResponseParams member that's initialized as a mutable reference to FCollisionResponseParams::DefaultResponseParam. str ...

FindTextInLocalizationTable can't find a translation when entries have the same values on both languages

UE - Editor - UI Systems - Localization - Sep 18, 2024

FindTextInLocalizationTable can't find a translation to an entry when the translation is the same as the looked up key because FTextLocalizationManager::DisplayStringLookupTable don't keep entries t ...