Contains node for array allows different Reference with no error thrown

UE - Gameplay - Blueprint - May 9, 2017

When using the contain node for an array there is a delay is getting a proper warning to show under certain conditions. This issue occurs when a pin for the bottom is connected before the array is. ...

[CrashReport] UE4Editor_UnrealEd!UnFbx::FFbxImporter::RecursiveBuildSkeleton()

UE - Editor - Content Pipeline - Import and Export - Jul 30, 2015

This is a common crash affecting users. User DescriptionsJust import a Mesh of Fuse Source Context 624 void UnFbx::FFbxImporter::RecursiveBuildSkeleton(FbxNode* Link, TArray<FbxNode*>& Out ...

Pixelated texture has material artifacts occur when two corners are covered

UE - Graphics Features - Feb 2, 2018

There is an issue with ramp-like textures where multiple corners are covered when you apply the mesh with the alpha channel on, there is a strange border that appears around the whole plane mesh tha ...

[CrashReport] PhysX3CommonPROFILE_x64!physx::Gu::Facet::silhouette() [guepa.cpp:319]

UE - Simulation - Physics - Apr 19, 2018

No user comments in crash group 313 void Facet::silhouette(const Ps::aos::Vec3VArg w, const Ps::aos::Vec3V* PX_RESTRICT aBuf, const Ps::aos::Vec3V* PX_RESTRICT bBuf, EdgeBuffer& edgeBuffer, ...

Atmospheric Fog Sun Disc Has Wrong Intensity

UE - Graphics Features - May 4, 2018

This behavior has been observed in 4.18.3, 4.19.2, and Main (CL 4048405). Note that adding  BP_Sky_Sphere to the scene and assigning the Directional Light Actor to it will fix the issue. Per User: ...

Atmospheric Fog Sun Disc Has Wrong Intensity

UE - Graphics Features - May 4, 2018

This behavior has been observed in 4.18.3, 4.19.2, and Main (CL 4048405). Note that adding  BP_Sky_Sphere to the scene and assigning the Directional Light Actor to it will fix the issue. Per User: ...

Variable Value Range doesn't work during Runtime

Tools - Jul 3, 2018

If a variable has been set to a default value and has a declared value range, it will ignore the value range and print the set value.The tooltip text is misleading or out of date as it gives the imp ...

Cloth Rendering - Optimizations cause a one frame geometry stretch when off screen cloth is teleported back on screen.

UE - Simulation - Core - Aug 26, 2021

Render optimizations are causing the cloth render data to be updated one frame too late after an off screen cloth object has been teleported back on screen. The optimisation triggers itself after a ...

[GPU Lightmass] bake artifact w/ two actors of same static mesh

UE - Graphics Features - Jun 22, 2022

As per a bug report from Pixomondo: if there are two static meshes in the scene and one has a rotation, it gets a GPULM bake artifact as if it is intersecting with the unrotated version of itself. S ...

Mouse is captured when starting PiE, but PiE viewport is not focused

Tools - Mar 29, 2016

Enviroment: Windows 7 Professional SP1 64-bit Intel(R) Xeon(R) CPU E5-2643 v3 @ 3.40GHz 64GB Ram NVidia GTX 980 (Driver version: 364.51 ) DirectX 11 Behavior in 4.10: The mouse is not captured/focu ...