MaterialExpressionLandscapeLayerBlend with material attributes as inputs, the output material attributes have wrong sizes

UE - Rendering Architecture - Materials - Mar 14, 2022

From the UDN ticket: When using MaterialExpressionLandscapeLayerBlend with material attributes as inputs, the output material attributes have wrong sizes: ie output Normal attribute cannot be conve ...

Native variable references like GameplayAttribute cannot be searched by "Find in Blueprints" or "Asset Search"

UE - Framework - Blueprint Editor - Jan 4, 2023

"Find in Blueprints" does not turn up results when searching a GameplayAttribute by name, even when there is a GameplayEffect blueprint that has a modifier for that GameplayAttribute. This is becau ...

Crash When Material is Set to Deferred Decal with Emissive Decal Blend Mode and Forward Shading Enabled

UE - Graphics Features - Jan 25, 2019

When Forward Shading is enabled, if you create a material with their properties setup with the following:   Material Domain: Deferred Decal - Blend Mode: Translucent - Decal Blend Mode: Emissive T ...

[CrashReport] UE4Editor_Foliage!AInstancedFoliageActor::GetAllInstancesFoliageType() [instancedfoliage.cpp:2244]

UE - World Creation - Worldbuilding Tools - Foliage - Dec 1, 2017

This is a common crash in the 4.18 release. User DescriptionsTried moving foliage to another sub-level. It wanted to move the foliage asset for some reason (I tried the same location - which was de ...

Crash Occurs When Mesh is Reimported Multiple Times in the Mesh Editor

UE - World Creation - Worldbuilding Tools - Foliage - Jan 24, 2018

Engine crashes when asset has been reimported multiple times through the mesh editor -Editor crashes in Main when reimporting -Editor crashes in 4.17 when changing the Import Transforms ...

Enabling "Include app-local prerequisites" does not work - Causes errors or warnings

UE - Foundation - Core - Jan 25, 2018

Enabling the "Include app-local prerequisites" causes errors or warnings to appear when packaging. 4.17 error:Packaging (Windows (64-bit)): Program.Main: ERROR: AutomationTool terminated with exce ...

ARKit portrait image aspect ratio incorrect on iPhone 6s,7, probably all phones.

UE - Platform - XR - Nov 29, 2017

As described in this UDN thread, the iPhone 7 manifests incorrect image aspect ratiohttps://udn.unrealengine.com/questions/403841/ios-arkit-portrait-mode-stretching-on-iphone-7.html [Link Removed] ...

App crashes when executing 'Export to Disk' node on Android

UE - Platform - Mobile - Aug 11, 2020

Regression is unconfirmed ...

Crash opening Child/Grandchild Blueprint after updating to 4.18

UE - Gameplay - Blueprint - Nov 29, 2017

From this UDN: https://answers.unrealengine.com/questions/718928/4180-editor-crash-while-opening-child-blueprint.html Crash occurs when opening child (or in the repro case, grandchild) blueprints a ...

"Error Provision not found" even though the provision is present and valid in 4.13.1

UE - Platform - Mobile - Oct 31, 2016

A few users are reporting on the Answer Hub and in the Forums that they are getting the following error in their output logs: "Error Provision not found" even though the provision is present and va ...