"PivotPainter_PerObjectData" node's "Random Value Per Element" output crashes with an assertion when used with a "Cross" node

UE - Rendering Architecture - Materials - Jan 31, 2022

This is a regression. Tested in: //UE4/Release-4.27 CL18319896 Binary //UE5/Release-5.0 CL18747223 GitHub When using the Random Value Per Element from a PivotPainter_PerObjectData with a Cross nod ...

Linux Vulkan editor crashes OOM on older graphics cards

UE - Graphics Features - Oct 19, 2018

Vulkan editor is very crashy on older cards due to memory pressure. I have to switch to OpenGL to work on the unrelated bugs. I'm attaching the details of the particular failure I had (see VulkanMe ...

Widget "Listen For Input Action" executes on unexpected input event

UE - Editor - UI Systems - Feb 19, 2020

Listen For Input Action firing erroneously. Confirmed in 4.26 MAIN @ CL 11536993 ...

Special characters in the Bundle Display Name are not showing up on device

UE - Platform - Mobile - Aug 20, 2015

Bundle Display Names support UTF-8 characters. However, the iOS tool chain is not handling these correctly. Error when you try to package a project with & in the display bundle name, whether it's b ...

Particle disappears if it is using PSA_Velocity and setting custom time dilation 0

UE - Graphics Features - Dec 7, 2016

A licensee reported some of their particles disappear when setting the actor's custom time dilation 0. This seems to happen when a particle is using PSA_Velocity as Screen Alignment. This repros in ...

Keyboard shortcuts are not responding in Persona

OLD - Anim - Jan 12, 2017

Some keyboard shortcuts are not working in Persona. Seems like the anything that is inputted under Animation in the keyboard shortcuts are not working as expected. The only shortcut that seemed to ...

Transform does not update after first time for Instance Static mesh in Blueprint Editor

UE - Gameplay - Blueprint Editor - Mar 2, 2017

In 4.15 When you update the transform of an instance static mesh a second time the editor does not update the location, to get the update to display correctly you must close and re-open the blueprin ...

Sphere Trace incorrectly reports actor's location

UE - Simulation - Physics - Mar 15, 2017

When a sphere trace extends from an actor, if the sphere radius is large enough and/or the actor is close enough to one of the actors hit by the sphere, the reported hit location will be the same as ...

Add option to instance the subsequences from the master sequence

UE - Anim - Sequencer - Mar 24, 2017

https://udn.unrealengine.com/questions/353493/creating-subsequence-from-the-master-sequence-sett.html Add option to instance the subsequences from the master sequence. For example, if you want to c ...

Crash upon launching packaged game with nativized blueprints that include Add Child Actor Component node with a class already set

UE - Gameplay - Blueprint - Jun 14, 2017

When using the Add Child Actor Component node with a class set on the node with Blueprint Nativization enabled, the packaged game crashes upon launch. A workaround for this is to leave the class bla ...