Unreal Engine Issues

Editor crashes when attempting to open the Window menu after recompiling a Standalone Editor Window plugin

Generated from CrashReporter Attempting to open the Window menu in the Editor after having used the Modules window to recompile a Standalone Editor Window plugin will result in the Engine crashing. ...

Changing case of characters in certain fields does not save the change

Capitalization of Struct variable names, Blackboard key names, Enumeration names and other various fields cannot be changed without changing other parts of the variable to completely change it. Simp ...

ScrollBox can't be scrolled in a 3D widget on mobile device

Mobile VR App Crash with Monoscopic Far Field and Multi-View enabled

Mobile VR (Oculus Go) App Crash with Monoscopic Far Field and Multi-View enabled Workaround: Do not use Monoscopic Far Field and Multi-View at the same time Also confirmed in 4.22 Main @ CL 45 ...

Wacom Tap to Left Click Doesn't Work with Drop Down Menus

While using a Wacom tablet, if you tap to click on drop down menus they will not open up. The menu will appear for a moment then close immediately. Occasionally if you click away from the drop down ...

Asset Registry should store the raw collision complexity enum

Any static mesh with collision complexity set to project default currently has the project default value stored in the asset registry instead of the "CTF_Default". By storing the converted value  th ...

Material Instance Can't Update Material Parameters Defined in a Material Function Within a Material Layer

When you edit the parameters of a material function that is within a material layer from the material instance, the material instance does not update. Found in 4.20 CL# 4369336, 4.21 CL# 4541578, a ...

Pixel Streaming crashed when launching a full screen packaged game

Pixel streaming crashes when lauching a packaged game in full screen at high resolutions. Work around is for force a 1080p window mode session and switching to 4k via HTML after it's in window mode ...

Inconsistent asset property change propagation

Changes in an assets collision profile are picked up only when an instance is created, while changes to the assets collision shapes are propagated to instances. This represents an inconsistent handl ...

Setting Lightmap Coordinate Index Past 3 Causes Mesh to Get No Lightmap Information

Meshes with their Lightmap Coordinate Index set to anything over 4 will not be lit by static or stationary lighting.  Found in CL# 4.19 4033788, 4.20 CL# 4369336, 4.21 CL# 4541578, 4.22 CL# 4573698 ...