Unreal Engine Issues

Widgets added via the user created section do not update when changes are made to the child widgets

When updating a widget's settings, those changes will not be reflected in the defaults of any instances where that widget has been used. ...

DevelopmentServerLauncher.exe loops whenever the editor is open even if no iOS devices are connected

A user has reported that DeploymentServerLauncher.exe will continue to poll for devices even if no iOS devices are connected. I am under the impression that this is so that Windows can poll for iOS ...

Adding an LOD while in PIE or Simulate Cauases the Editor to Crash

If you add an LOD while the editor is simulating or playing, the Editor Crashes. Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL# 5660361, 4.23 CL# 6063286 ...

[CrashReport] libUE4Editor-VulkanRHI.so!FVulkanCommandListContext::RHIDrawIndexedPrimitive(FRHIIndexBuffer*, int, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int) [VulkanCommands.cpp:818]

Generated from CrashReporter ...

Materials with a custom node with a Struct that has a function fails to compile for GLSL (Android) and uses a default material

A user has reported that Materials that contain a custom HLSL node that has a Struct with a function declared inside of it results in the material failing to compile for GLSL, causing the Material t ...

When a Texture Object is used for the "Tex" Input of a Texture Sample node in a material, the material will no longer contribute to indirect lighting when used with Stationary Lights

When a Texture Object is used for the "Tex" Input of a Texture Sample node in a material, the material will no longer contribute to indirect lighting when used with static lighting. Working as expe ...

BeginPlay execution order is different when using Game Mode instead of Game Mode Base

Using Game Mode instead of Game Mode Base causes the Begin Play event to trigger in a different order. This is shown in the reproduction with the Begin Play of the Player Controller and the Game Mod ...

Crash upon opening packaged game when Event Driven Loader is disabled

Packaged games are unable to open when Event Driven Loader is disabled. The error message given is: Assertion failed: !Linker->GetSerializeContext() [File:D:\Build\++UE4\Sync\Engine\Source\Runtime\C ...

Trimming an animation that uses root motion can cause the direction of the animation to appear off

After trimming an animation that includes a rotation in the begining the translation for the root motion appears to be applied as though the rotation had still been applied. I have included the or ...

Animated Camera from 3ds Max flips in Unreal