Unreal Engine Issues
Unreal Engine Issues
iOS App Store ITMS-90809: Deprecated API Usage from UIWebView APIs
UE - Online - Sep 19, 2019Users are receiving "ITMS-90809: Deprecated API Usage - Apple will stop accepting submissions of apps that use UIWebView APIs . See [Link Removed] for more information. " issue when submitting apps. ...
Default Values missing from Local Variables in Blueprint Actor Construction Script
UE - Gameplay - Sep 19, 2019Specific to the Blueprint Construction Script, Local Variables cannot have their value set in the Editor, because the "Default Value" section of the Details tab will never appear. This only affects ...
Animation sub instances tick twice with a post processing BP
OLD - Anim - Sep 18, 2019An animation's sub instances will tick twice per frame if a post processing BP is set. ...
GenerateVisibileRayTracingMeshCommands Severely Reduces Foliage Performance Even if no RayTracing is Used
UE - Graphics Features - Lumen - Sep 18, 2019GenerateVisibileRayTracingMeshCommands Severely Reduces Foliage Performance Even if no RayTracing is Used. Found in 4.23 CL# 8386587 and 4.24 CL# 8748719 ...
Translucent material can't get valid custom depth RT on mobile platform and pc preview
UE - Platform - Mobile - Sep 18, 2019Niagara crashes with skeletal mesh sampling in GPU system in Vulkan
UE - Niagara - Sep 17, 2019Switching over to GPUCompute with Skeletal mesh surface sampling will crash in Vulkan. This does not occur with CPU sims or in D3D. When testing with D3D I would get the same Niagara compile warning ...
GameplayAbility Blueprint's FGameplayAttribute does not retain value reference upon Compile
UE - Gameplay - Sep 17, 2019GameplayAttribute-type function arguments in BP-callable functions(I.E a Blueprint event graph) or nodes have their value reset on BP compilation ...
Virtual Texturing UDIM's Packing Incorrect
UE - Graphics Features - Sep 17, 2019In Content Browser Preview asset looks correct, but when opening and using texture. Only textures A and B are used instead of A,B, and C. Found in 4.23 CL# 8386587 and 4.24 CL# 8748719 ...
Diffing Tool showing false positive when diff'ing identical blueprints using FText input pin
UE - Editor - UI Systems - Localization - Sep 17, 2019When diffing the two blueprints, the FText values are deemed different when they are the same. A workaround has been found by doing a pure string-compare for FText inside "GraphDiffControl::ArePinsD ...
LandscapeComponent generates incorrect OccluderVertices for software occlusion
UE - LD & Modeling - Terrain - Landscape - Sep 17, 2019OccluderVertices didn't consider the subsection's transition, so the position of the OcclusderVertices are not correct. I made a fix as follows: [Image Removed] [Image Removed] ...