Unreal Engine Issues

Crash editing Landscape Splines with Level Sequence Open

A crash occurs when attempting to transform a landscape spline with a Level sequence open. It is important to note that no key framing or animating of the landscape spline control point is occurrin ...

Crash after Splash Screen on Android (ETC2) when Adding r.UseShaderCaching and r.UseShaderPredraw

A crash occurs when adding the two rendering variables 'r.UseShaderCaching' and 'r.UseShaderPredraw' when deployed to an Android device packaged for (ETC2). I ran a few more tests to try and isolat ...

Enabling For Distribution doesn't set config to Shipping in DefaultGame.ini

After I ran the above steps and then packaged for Windows and iOS (using File > Package in the editor), my resulting executable was Shipping. So far this issue is cosmetic / confusing to the user ...

Disabling all AnimBP assets for nativization causes an EDL circular load check on QAGame launch for the QA-Animation map.

Encountered while attempting to disable all AnimBP assets for nativization as a workaround for [Link Removed]. ...

DataTable CSV export; First member of Array not exported if set to default value

When using a struct as a type for TArray and first element of the array has first member variable of the struct set to default, it is not exported to *.csv ...

Assert when having too many VR devices

Internal team is encountering a crash when adding too many VR devices. Email thread titled "Re: Crash Logs" The bug is an internal limit of devices the code supports, which is 8. If a controller o ...

Scene Depth Buffer corruption with VR on AMD GPUs

Depth buffer corruption/artifacts when using VR with certain AMD GPUs Tested with Oculus DK2, User reports with Oculus Rift ...

Unable to export UCX_mesh without UVs or generate mapping coords option ON

When welding collision between Third Person UE4 Mannequin's left foot ball, to left foot in physics tab results in an Engine crash.

When using a Third Person UE4 Mannequin, Opening the Physics asset tab, and welding the collision between left foot ball, to left foot results in an Engine crash. Additional Note: Using the same ...

Child Actors are not replicated to clients when the parent blueprint is nativized

Child actors do not replicate properly to clients when their parent blueprint is nativized. Regression?: Yes This did not occur in 4.20.3 See also [Link Removed] ...