Unreal Engine Issues

Back-face culling not working when translucency is set to Ray Tracing

While enabling Ray Tracing from the start of the project, when user sets GlobalPostProcess Translucency to Ray Tracing, the back-face of the plane is not culled. However, when the translucency is se ...

Can't Play In Editor after editing color value in color picker

Can not launch PIE after set the value in color picker window to enter a number from the keyboard. Choose the color value with the picker or close the window with the Cancel button to return to it.  ...

Material Editor node search returns unexpected results

Issue reported by community member through UE Bug Submissions ...

GPU System will kill existing particles if activate is called after it has be deactivated

Deactivating and then reactivating the same GPU system will cause existing particles to die. ...

Crash occurs in Hierarchical Instanced Static Mesh of Mesh with MinLOD set to 1 or higher

I have attached a reproduction project with the above settings.[Link Removed] It crashes when packaged, launched and moved in-game. This issue seems to occur when there is an object in the Unbuilt ...

Unable to move some blueprints that have breakpoints

I was attempting to do some reorganization and received a cryptic error when one of the assets could not be saved. Everything compiled cleanly and could be saved, just not moved. Eventually I figur ...

Rotate about axis material node can cause Z-fighting in Niagara mesh particles

The rotate about axis material node appears to cause z-fighting in mesh particles if they are scaled in the simulation. ...

Can't use keyboard to navigate the add emitter menu in the system overview

Selection is weird in the add module menu when filtering

SessionFrontend Causes Lost Audio on iOS After Switching Apps

When using SessionFrontend on some devices, when leaving the app (going to the home screen or another app) or sometimes locking the device there is no more audio after returning to the game. "It lo ...