Unreal Engine Issues
Unreal Engine Issues
GoogleARCoreJavaHelper functions are not correctly exported publicly
UE - Platform - XR - Oct 31, 2018The jni functions in GoogleARCoreAndroidHelper.cpp are not correctly exported, when we tried to build a Test project it failed with this exception: java.lang.UnsatisfiedLinkError: No implementatio ...
Nativize Blueprint Assets causes build to fail if a function has an open input for a button reference
UE - Gameplay - Blueprint Runtime - Sep 8, 2016Nativize Blueprint Assets causes a build to fail if a function has an open input for a button reference. The open reference appears to cause the project to fail to build when using Nativize Blueprin ...
Area Light incorrect specular occlusion
UE - Graphics Features - Mar 22, 2022Specular Occlusion calculation doesn't seem to be accounted for - the shadowing for a reflective surface appears to be diffuse, instead. See the delta when viewing the shadow of a cube on a mirror ...
D-pad does not trigger the On Key down function to fire off
UE - Editor - UI Systems - Mar 28, 2016D-pad does not trigger the On Key down function to fire off when using UMG ...
Unreal crashes when you connect scalar node to scalar input, when material function has a vertex interpolator
UE - Graphics Features - Mar 19, 2018There is an issue occurring where Unreal crashes when you connect a scalar node to scalar input when the material function has a vertex interpolator. This issue causes the engine to crash, but the i ...
Directional Stationary lighting does not shadow properly in 4.13
UE - Platform - Mobile - Sep 23, 2016This is in response to the reported bug from UDN, here: https://udn.unrealengine.com/questions/313095/in-the-shadowdirectional-light-always-light-skelet.html ...
Material Instance Can't Update Material Parameters Defined in a Material Function Within a Material Layer
UE - Rendering Architecture - Materials - Nov 21, 2018When you edit the parameters of a material function that is within a material layer from the material instance, the material instance does not update. Found in 4.20 CL# 4369336, 4.21 CL# 4541578, a ...
Physics Linear Velocity functions from UPrimitiveComponent always return (0,0,0) velocity
UE - Simulation - Physics - Jul 30, 2024In Unreal Engine version 5.4, all Physics Linear Velocity functions inside PrimitiveComponent class are returning always a velocity of (0,0,0), even if the Body Instances are moving. This was workin ...
Assert When Saving Over Existing Level With Built Lighting
Tools - Apr 17, 2017While saving over an existing map the engine will crash if both maps have baked lighting. ...
Crash When Changing to Landscape Paint Tool With a Material Function for the World Position Offset of the Landscape Material
UE - Graphics Features - Feb 25, 2019Crash on switching to landscape/paint tab when using a landscape material that has a material function hooked onto the WorldPositionOffset. Working as expected in 4.21 CL# 4753647 Found in 4.22 CL ...