Unreal Engine Issues
Unreal Engine Issues
Cast Hidden Shadow Creates Shadow Artifacts in Splitscreen
UE - Graphics Features - Apr 18, 2018When using Cast Hidden Shadow in splitscreen, the shadow from your character has severe shadow artifacts. This has been observed in 4.18.3 as well as 4.19.1. ...
Vertex Interpolate Node Doesn't Work with Lightmass
UE - Graphics Features - Lumen - Aug 8, 2018The vertex interpolate node doesn't work with lightmass. Found in 4.19 CL# 4033788, 4.20 CL# 4233996, and 4.21 CL# 4258917 ...
Net Multicast RPC functions do not fire other session members properly
UE - Networking - Sep 5, 2018Using a multicast function does not call the function on both client and server. The functionality in this reproduction project can be found in the BP_MyPC blueprint. Regression?: No This occurs in ...
Lighting Only Affects Tilemaps From One Direction
UE - Graphics Features - Oct 9, 2018Lighting only affects tilemaps from one direction. Found in 4.19 CL# 4033788, 4.20 CL# 4369336, 4.22 CL# 4435744 ...
Contact Offset no longer appears to have an effect
UE - Simulation - Physics - Jan 15, 2019When modifying the contact offset in a project it appears to have no effect. The setting that worked in a previous engine version (4.19) now collide in the same way as the default settings. ...
SceneCapture2D output broken when used in VR
UE - Platform - XR - Feb 25, 2019Scene Capture regression when used with VR. Confirmed in Main @ CL 5172170 Tested with Rift Flipped VR Preview window is a known/fixed issue ...
Scene Capture set to depth only renders the full scene instead of only processing depth.
UE - Virtual Production - Rendering - Oct 26, 2021A licensee has also recommended a fix for this issue, please see the UDN link for details. Example renderdoc capture of the issue can be found here - [Link Removed] ...
CableComponent particles spawn at origin when gameplay starts depending on component registration order
UE - Framework - Components - Jan 9, 2025A workaround was provided for the user, to use 'Set Attach End to Component' nodes during BeginPlay. While this fixes the issue in gameplay, the editor preview no longer syncs with gameplay. ...
Memory leak in global distance field when bDisableWorldRendering=true
UE - Rendering - Graphics Features - Jan 7, 2025A memory leak occurs in global distance fields when bDisableWorldRendering=true As a workaround until this is fixed, you can disable the logic that checks bUpdatedThisFrame *in *GlobalDistanceField ...
M_Cave_Ground_Mud has an error which keeps floor in Particle Effects Sample from Rendering
Docs - Samples - Sep 29, 2015Something must have changed with how LERP's or Vector Transforms deal with a float 0 value, which breaks this particular material Error:[Image Removed] Fix:[Image Removed] ...