UObjects returned from "Get Item Children" in a TreeView widget causes an engine crash, due to invalid pointers

UE - CoreTech - UObject - Jun 9, 2020

UObjects returned from "Get Item Children" in a TreeView widget causes an engine crash, due to invalid pointers. User has proposed the following fix: The best fix is probably such: When Slate list ...

wire import crash on file generated by alias 2021.3

UE - Editor - Content Pipeline - Import and Export - Jul 20, 2021

Our company has updated Alias to 2021.3.1 and now Datasmith crashed when importing .wire files. Previously we had Alias 2019 and Alias 2021.1 installed. Now just Alias 2021.3.1 and then the issue be ...

Setting ComponentTick as a Hide Category in an Actor Component Blueprint corrupts the BP and causes a crash when opened after an editor restart

UE - Gameplay - Components - Dec 2, 2015

Setting ComponentTick as a Hide Category in an Actor Component Blueprint corrupts the BP and causes a crash when opened after an editor restart. [Link Removed] Reproduced in 4.9.2 binary, 4.10.0 b ...

Crash when adding sphere reflection capture to a scene

UE - Graphics Features - Jan 30, 2017

An occasional crash occurs when adding a sphere reflection capture to the scene from the place mode panel. This issue has a low repro, but has been seen a couple times. Repro rate seems to be around ...

Media Sound Component does not respect SoundClass Volume on Android

UE - Platform - Mobile - Jul 6, 2018

Media Sound Component, Sound Class Volume not applied on Android. Tested with Galaxy S5 4.19.2 CL 4033788 4.20p5 4173640 4.21 CL 4179794 - Packaging error on android ...

Running Automation Test for Directory Watcher Causes the Editor to Crash

UE - Automation Test - Nov 2, 2015

Running an automation test for Directory Watcher for Plugins causes the editor to crash on the Simple Modify step. Occurs only in 4.10 Preview 3. Regression: This does not occur in 4.9.2, but occu ...

No scroll bar is created when the Collision Preset section of Project Settings is expanded

Tools - Mar 15, 2015

No scroll bar is created when the Collision Preset section of Project Settings is expanded. Clicking an element in the Preset section does not add the scroll bar. Collapsing the section and re-exp ...

Wires cannot be Ctrl + dragged off reroute nodes

UE - Gameplay - Blueprint - May 19, 2015

Wires cannot be Ctrl + dragged off reroute nodes. Ctrl + clicking and dragging the wire from a pin on other nodes acts the same as Ctrl + click-dragging from the pin itself, but on Reroute nodes thi ...

SpeedTree Billboards rendering with Incorrect Material

Tools - Dec 12, 2016

Material Billboards for SpeedTree assets are rendering with the incorrect material. This can occur to any pre-existing project, or a new project with imported SpeedTree content using both 3d LODs an ...

Shader compilation errors when packaging for iOS after disabling force full precision

UE - Platform - Mobile - May 29, 2024

User report: I want to run iOS shaders with half precision floats as I do on Android. If I disable Force 32 bits Floating Point Precision, there are unfortunately a bunch of shader compilation error ...