Unreal Engine Issues
Unreal Engine Issues
Precomputed AO Masks cannot be used to LERP between Normal Maps
UE - Graphics Features - Sep 18, 2015When using the Precomputed AO Map node to LERP between 2 Normals, only the A input into LERP will render out on the mesh. The Precomputed AO will work fine for Base Color LERPs Example: [Image Re ...
Compile error packaging QAGame with nativization on Mac
UE - Gameplay - Blueprint Runtime - Dec 13, 2016QAGame is failing to compile with Blueprint Nativization turned on ...
Set Array Elem is missing the Item checkbox when connected to an existing array variable
UE - Gameplay - Feb 8, 2017Set Array Elem is missing the Item checkbox when connected to an existing array variable that was created separately. The checkbox is present if the Set Array Elem is created off of the array variab ...
Crash on packaged game. 4.23 will not nativize a class that creates instanced properties inside itself
UE - Gameplay - Oct 1, 2019Description from the user: up to 4.23 properties nativize normally if they are written in C++ with the Instanced specifier. The discerning difference is that that there was no Blueprint Class itsel ...
Regression: FGameplayTag and FGameplayTagContainer pin value modification is not undo/redoable
For nodes with an FGameplayTag or FGameplayTagContainer pin, when changing the tag value (Pin->DefaultValue) and triggering Undo/Redo, the pin modification is not undone. Rather, it undoes the previ ...
Lumen ignores Landscape Holes (Landscape Visibility) when Hardware Ray Tracing is enabled and Ray Lighting Mode is set to Surface Cache
UE - Graphics Features - Ray Tracing - Jan 31, 2025Context Lumen is the default global illumination and reflections system. Lumen renders diffuse interreflection with infinite bounces and indirect specular reflections in large, detailed environments ...
TRASH_Comp in Octree that missing unregister
UE - AI - Navigation - Feb 25, 2025the reproduce video and project are in the slack links: Slack Link: [Link Removed] ...
Landscape Grass Type will not build with static lighting leaving 'Lighting needs to be rebuilt warning.'
UE - World Creation - Worldbuilding Tools - Foliage - Sep 3, 2015When using the Landscape Grass Type and using a Static or Stationary light will throw the 'Lighting needs to be rebuilt' warning. ...
Child Actor Component references are not sent to the Server through a Run on Server RPC
UE - Networking - Nov 9, 2015Child Actor Component references are not sent to the Server through a Run on Server RPC. Test project attached. Reproduced in 4.9.2 binary and Main (CL# 2758903). ...
Split Struct Pin on a Function output will return a compiler error
UE - Gameplay - Blueprint - Jan 13, 2015Split Struct Pin on a Function output will return a compiler error: Error Pin New Param 1 X named NewParam1_X doesn't match any parameters of function NewFunction_0 Error Pin New Param 1 Z name ...