Custom Events can't be called after changing level blueprint or switching maps

UE - Gameplay - Blueprint - Dec 23, 2014

Custom events cannot be called as functions after being made in level blueprints or after changing levels. User must close and re-open editor to be able to call a custom event. ...

The Show Collision option in the Viewport does not show all collision during Simulate

UE - Simulation - Physics - Jan 30, 2015

The Show Collision option in the Viewport does not show all collision during Simulate. ...

Screen goes black if standalone window loses/regains focus in Oculus Mode

UE - Platform - XR - Dec 10, 2014

If the console command "Stereo on" is used to enter Oculus mode in a standalone window, the onscreen window and Oculus viewport go black if the standalone loses window focus. Window is still runnin ...

Typos in Math_Hall of ContentExamples

Docs - Samples - Sep 20, 2016

Need to update label from 0 to 1 on the left slider of display 1.6Need to update labels for small slider on display 1.10 to display 0, 1, 2 as those values can go up to 2Need to update 1.12 Example ti ...

Blueprint actor stops responding

UE - Gameplay - Blueprint - Apr 27, 2015

After changing the component to static, compiling and changing it back to movable and compiling, the BP actor will not move with the set actor location. I wasn't able to get the translate arrows to ...

Launching a specific UDN Project with Vulkan Support enabled crashes launching on Quest

UE - Platform - XR - Jul 30, 2020

When attempting to run the attached Project submitted from UDN, it will crash on launch. If Vulkan support is disabled, the Project will run as expected on Quest. This issue DOES NOT appear to repro ...

Baking lighting on Nanite landscape crashes the editor

UE - Graphics Features - May 23, 2024

When static lighting is baked using CPU lightmass for a nanite-enabled landscape it causes an editor crash with this assert: ...\Lightmass.cpp] [Line: 546] Attempting to add the same material twice ...

Starter Content folders return to content browser after being manually deleted

Tools - May 20, 2015

If Starter Content is added to a newly created project and then the Starter Content is deleted, upon re-opening the editor the Starter Content files will return to the Content Browser. Workaround: ...

Array node input changes to pass by reference when editor is closed and re-opened

UE - Gameplay - Blueprint - Mar 23, 2015

Closing and re-opening the editor changes the input element on add array nodes to a pass by reference. Update: This also occurs on Set Array Elem node Item output. ...

Void Interface functions cannot be overridden in Blueprints

UE - Gameplay - Blueprint - Feb 10, 2015

A Blueprint Interface function that does not have an Output cannot be overridden in a Blueprint implementing that function. The function does not appear in the Interface section of the My Blueprint ...