Using Paint Verticies Single Color Node More Than Once Crashes Dev Build

UE - Graphics Features - Jun 10, 2016

[UPDATED INFO] After some testing I discovered that using the "Paint Vertices Single Color node" on event tick is what is causing the issue. Using this node with event begin play will not crash. Th ...

TMap<Bool is disallowed despite bool having a hash

UE - Gameplay - Blueprint - Nov 22, 2022

Reproduced 3/3 times. User is unable to create a new TMap with bool key through Blueprints (which is the expected result).  Issue is technically a Regression, as the ensure does not occur in //UE5/ ...

Spline Component Spline Generation Panel does not trigger Construction Script

UE - Editor - Workflow Systems - Sep 24, 2024

From Licensee Spline generation tool no longer triggers the construction script We recently updated from Unreal 5.3 to 5.4 and our level designers are having an issue with the spline mesh generatio ...

Movable point light disappeared by MinScreenRadiusForLights and appeared back looks deemed.

UE - Platform - Mobile - Jun 25, 2021

The movable point light is abnormally lit when it disappeared by the setting of r.MinScreenRadiusForLights rather than "Max draw distance" and appears back. After you disable and enable the "Affect ...

Double-Clicking a Camera in the World Outliner Changes Its Position

Tools - Sep 29, 2015

When you double-click on a camera in the world outliner to snap to its location, it instead moves the camera from its original position. Found in 4.9.1 binary. Could not reproduce in 4.8.3, this i ...

Attempting to record a demo in PIE causes a crash

When you try to use the console command "demorec" to record a demo in PIE, a crash occurs. Note: This did not occur in 4.8.3 but another crash happened when trying to run the "demoplay" console com ...

Using the F key to focus the viewport camera on an actor does not work if the main editor window does not have focus

Tools - Sep 26, 2015

Using the F key to focus the viewport camera on an actor does not work if the main editor window does not have focus. Reproduced in 4.8.3 binary, 4.9.1 binary, and Main (CL 2707185) ...

OnRep functions do not fire on the Server when elements are added to an array variable marked as RepNotify

UE - Networking - Mar 17, 2015

OnRep functions do not fire on the Server when elements are added to an array variable marked as RepNotify. They do not fire at all when setting an array element with the Set Array Elem node. Proba ...

Anti-Alias from Draw Line Function does not fully appear on Android

UE - Platform - Mobile - Aug 24, 2015

Some of the lines within the launched or packaged version on Android for the draw line function, but not all of them do. This has been checked on iOS and it's working perfectly fine in both 4.8.3 an ...

Docking tabs to the main viewport will hide other viewports that are not docked

UE - Editor - UI Systems - Slate - Mar 3, 2015

If any tabs are undocked from the main viewport and another tab is then docked to the main viewport it will hide any undocked tabs. This only appears to affect tabs that in the Menu > Window with ex ...