Add Submix Effect Blueprint Does Not Have Any Effect

UE - Audio - Dec 11, 2020

Adding a second effect to the Submix Effect Chain on a Submix works as expected, but when trying to add a Submix Effect via Blueprint, there is no effect.  This also applies to "Add Master Submix Ef ...

Calling BodyInstance.UpdateBodyScale displays erratic behaviors and does not update the rendering scale

UE - Simulation - Core - Nov 22, 2024

Calling BodyInstance.UpdateBodyScale displays erratic behaviors and does not update the rendering scale. The licensee has reported and presented a repro project that displays the erratic behavior of ...

[CrashReport] Crash after enabling the 'Composure' plugin

UE - Graphics Features - Jul 11, 2017

This crash occurs in the 4.17 Preview 1 Binary editor after enabling the Composure plugin. User DescriptionsEnabled the Composure plugin (and restarted editor) in 4.17 Preview 1 ...

Sequencer custom render pass results are incorrect

UE - Anim - Sequencer - MRQ - Feb 10, 2021

As a result of outputting with Roughness set to 0.5 in the material, it is 0.5 in the viewport and a little lower in the render pass output. Viwport [Image Removed] Render [Image Removed] ...

Landscape GrassType does not have the option to exclude Decals

UE - World Creation - Worldbuilding Tools - Foliage - Feb 8, 2016

Landscape grass type lacks the option to disable decals from affecting it. ...

UE-47779 - Crash exiting packaged PlatformerGame while in the Main Menu

UE - Gameplay - Jul 27, 2017

This was occurring when I quit via the Quit button in the Main Menu GUI. I also repro'd this using the "Quit" command in the console. I found this on Linux, but this was repro'd on Mac and Windows ...

Packaged project crashes when playing sound from blueprint library with enum input after nativizing blueprints

UE - Gameplay - Blueprint Runtime - Aug 23, 2016

Packaged project crashes when playing sound from blueprint library with enum input after nativizing blueprints. Frequency: 5/5 Notes If nativize blueprints is turned off, the packaged project wor ...

Data Validation Is Not Detecting References Correctly in Third Person Template When Assets Are Migrated

UE - Editor - May 12, 2022

Occurs 5/5 times Data Validation is not detecting soft references correctly in the TPS template.  Regression does occur as tested in //UE4/Release-4.27 @ CL 1831986 EGL Live. ...

Local lights appear broken when baking lighting with GPU Lightmass

UE - Graphics Features - Jun 2, 2025

Encountered an issue where local lights appear to be broken when baking lighting with GPU Lightmass. See screenshots attached. Tested regression in //UE5/Release-5.5 @ CL40574608 and the issue does ...

Assign node on floats can cause a crash at runtime

UE - Gameplay - Blueprint Compiler - Apr 25, 2022

This is from a UDN and I was not able to reproduce it locally in Release-5.0 or Ue5/Main, creating this issue for tracking.  ...