Unreal Engine Issues

Packaging Fails in a C++ Project with a Project Name Containing an Apostrophe

Packaging fails in a C++ project when the Project Name field (Project Settings->Description->Project Name) contains an apostrophe. I've attached the logs from the 4.15 version of the project. Thi ...

Disabling LQ lightmaps causes crash on mobile preview

"Save Current As" is not fully loading the newly-saved level

Workaround: Navigate to and open the newly-created level in the Content Browser prior to LaunchOn. After using the Save Current As tool, Game runs into error when trying to LaunchOn. Editor display ...

WindowsNoEditor*.ini settings don't seem to override Default*.ini settings

By default in a new project, Launch On creates a WindowsNoEditor build, but the WindowsNoEditor*.ini settings don't seem to override the Default*.ini settings. ...

Major performance drop with instanced meshes since PhysX 3.4 upgrade

Major performance drop with instanced meshes since PhysX 3.4 upgrade Regression: YES Worked: 3172292 (4.13.2) Broken: 3249277 (4.14.3) For me, my results were: 4.8 through 4.13 No Collision - ...

Painted Foliage Instances Randomly Culling in Splitscreen Multiplayer

Foliage instances are behaving strangely when playing splitscreen multiplayer in a single instance window. The instances will cull in and out of visibility depending on the size of the current playa ...

Hot Reload: Component bCanEverTick is not updated after compile

Setting PrimaryComponentTick.bCanEverTick in a custom actor component's constructor does not does not stop the component from ticking after compile. ...

SteamVR: World locked stereo layers are not yet implemented

The code for implementering world locked layers is commented out with a TODO and falls through to the case for tracker locked layers ...

HDR Cubemaps Do Not Reduce File Size When Packaged Using ASTC Format

Currently HDR Cubemap textures aren't getting compressed when packaging for Android(ASTC). You can compare the file size of a packaged project before and after adding cubemap textures to verify this ...

Default value is not used for input pins in a function when using text if the parameter's pin has been connected to another node

Default value is not used for input pins in a function when using text if the parameter's pin has been connected to another node. The text field is cleared after the parameter's pin has been used. ...