Unreal Engine Issues
Unreal Engine Issues
Add Substrate Material Support to Lumen Performance Overview
UE - Graphics Features - Substrate - Feb 10, 2025There is a discrepancy when inspecting Substrate materials in the Lumen Performance Overview. Compared to viewing non-Substrate materials the overview show all surfaces in red indicating that Lumen ...
Overlay materials stop working when Show Collisions
UE - Simulation - Physics - Apr 7, 2025Overlay Materials are disabled when the Collision showflag is enabled. ...
GPU PCG node fails to cook if within Subgraph
UE - World Creation - Procedural Tools - PCG Graph - May 13, 2025When cooking a project that has a PCG graph with a subgraph containing a GPU node (Point Processor in the example provided), the cook fails with an illegal reference. However, the same GPU node used ...
Importing an FBX twice will cause a crash
UE - Platform - Linux - Apr 9, 2015When importing an FBX into a project if the "Import" option is chosen rather than "Import All" then importing the same FBX a second time will cause the editor to crash. ...
Drastic increase in FBX import times from 4.9 to 4.10
Tools - Dec 9, 2015The attached asset (including animation) takes 9 minutes to import in 4.10, where it takes 42 seconds in 4.8 and 4.9. You don't really notice this until you start to get up to larger assets or long ...
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. ...
Expand Node on a Function node deletes the Function node
UE - Gameplay - Blueprint - Mar 13, 2015Expand Node on a Function node deletes the Function node. If the Function node is part of a group of nodes collapsed into a function, expanding that new function node will return all nodes except th ...
Changing the Texture Quality Settings to Low or Medium Changes Topography of Landscape
UE - Graphics Features - Mar 15, 2015When changing the Texture Quality settings through the Engine Scalability settings within the main viewport, the topography/height map of the landscape changes. The user mentions he originally impo ...
Unable to Compile Actor Blueprint with Tilemap Component
UE - Gameplay - Paper2D - May 19, 2015Unable to compile and edit the scale of a Tilemap Component as an Actor Blueprint after Importing a Tilemap and creating a Tile Map Asset within the content browser. There are also no details shown ...