Unreal Engine Issues
Unreal Engine Issues
Landscape Layer Blending Painting Issue
UE - Graphics Tools - Terrain - Sep 10, 2025There are two issues when painting landscape layers.Paint: When painting between different layers, square-shaped artifacts or splotches appear.Fill Layer: The blended weights of other layers aren't ...
Custom Events can't be called after changing level blueprint or switching maps
UE - Gameplay - Blueprint - Dec 23, 2014Custom 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, 2015The 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, 2014If 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, 2016Need 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 ...
Launching a specific UDN Project with Vulkan Support enabled crashes launching on Quest
UE - Platform - XR - Jul 30, 2020When 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, 2024When 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, 2015If 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, 2015Closing 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, 2015A 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 ...