SplineMeshActors all share the first spline placed rather than their own spline when using the mobile renderer.

UE - Graphics Features - Nov 17, 2023

SplineMeshActors all share the first spline placed rather than their own spline when using the mobile renderer. This was first reported in this UDN: https://udn.unrealengine.com/s/question/0D54z0000 ...

Datasmith .WIRE Import - Shader name inserted into Material Element Slot

UE - Editor - Content Pipeline - CAD - Apr 2, 2025

Can we please implement a feature whereby the shader name applied to surfaces / objects is used for the Material Element Slot? When using Dataprep and replacing the materials using a table, it give ...

Adding a key frame to the curve editor in UMG adds multiple keyframes

UE - Editor - UI Systems - May 6, 2015

When Right clicking and selecting add key frame to an animation on the curve editor in UMG there appears to be multiple keys being added to the timeline. ...

Custom depth gets cleared for each eye in VR

UE - Platform - XR - Dec 19, 2020

From licensee: "Expected behavior (as seen in UE 4.25...also confirmed in 4.24):"[Image Removed] "Actual behavior in UE 4.26:"[Image Removed] Report from a licensee: In VR when using custom dep ...

Editor Crashes When Enabling Closed Loop on Spline in Blueprint

Tools - Oct 18, 2016

Editor is crashing when setting closed loop in the construction script of a blueprint. This did not occur in 4.12.5 following the same repro, this is a regression. ...

Crash occurs running SunTemple on Nexus 6p in Vulkan mode

UE - Platform - Mobile - Jan 14, 2017

Testing Vulkan DLS and hit this crash when running the app on Nexus 6p. This crash does not reproduce on Nexus5_4012_Adreno 330 ...

TMaps with instanced objects: modifying instanced object data in child affects parent

UE - Gameplay - Blueprint - Jul 25, 2023

Given a TMap where the value type is an instanced object: when a child blueprint is saved with modifications to the TMap, and then additional TMap are added to the parent blueprint and the child blu ...

Input consumed by a widget's action binding can be skipped if using key modifiers

UE - Gameplay - Input - Oct 29, 2021

The following code in UPlayerInput::GetChordsForKeyMapping is at fault for this:  !(KeyMapping.bAlt || KeyMapping.bCtrl || KeyMapping.bShift || KeyMapping.bCmd || ActionBinding.KeyEvent == EInputEv ...

Packaged GearVR Project fails Oculus Submission Validator tool

UE - Platform - Mobile - Oct 5, 2015

Running with Latest Android Works install and OpenSSL 1.0.2d, a packaged GearVR project from the Editor will fail the Oculus Submission Validator with 5 warnings. [Image Removed] Project Android S ...

Particle Cutout Crashes On Certain Devices (Samsung Galaxy Note 2)

UE - Platform - Mobile - Aug 12, 2016

As soon as a particle system using the Particle Cutout feature appears a crash occurs. I used the Samsung Galaxy Note 2. Its asset number is 2894. I've attached the logs from the test on engine vers ...