Unreal Engine Issues

Update Actor will not update scene if object is deleted in original scene

Using CommutativeAssociativeBinaryOperator with a BlueprintPure function causes an ensure when adding the function to a Blueprint

A UFUNCTION that is BlueprintPure and has CommutativeAssociativeBinaryOperator set to true results in an ensure whenever it is shown in the Blueprint Editor. The reproduction steps cover adding the ...

Event Blueprint Initialize Animation Components are Null

When adding Components to an AnimBP, Components that are already in ACharacter, can be accessed no problem. Only "New" Components/Variables can't be accessed. ...

Search results appear incorrect when using the "OR" operator in the content browser with number at the beginning

When using the OR operator in the search bar of the content browser it appears to return wrong search results when the asset's names begin with a number. ...

iPhonePackager.exe is not included when a local binary build of the Engine is created on a Mac

When a local binary build of the Engine is created on a Mac, the iPhonePackager is not copied over into the new local binary build. This prevents iOS certs and provisions from being imported into pr ...

Crash when calling an event with an enum reference parameter with literal

The issue appears to be the type of the input pin on the custom event(or function - both behave the same), under normal circumstances it should allow you to pick the enum from a list on the calling ...

Rotating Movement Component stops at pitch of exactly 90 or -90

When you set the rotation rate of a Rotating Component so that the moved actor reaches exactly 90 or -90 pitch, it stops rotating for a few seconds. ...

Crash when running build with an Automation Test

Licensee is trying to run an Automation Test from Blueprint in a packaged build. When the exe is launched it crashes with a fatal error. ...

Duplicating Interface functions causes the Input/Output values to duplicate twice

When duplicating an Interface function, the values for Input/Output are doubled or tripled. ...

GetVoiceData() uninitializes VoiceCapture and returns no data

Using GetVoiceData causes VoiceCapture to become uninitialized and it is currently not possible to get voice data this way. Regression?: Yes This did not occur in 4.18 This occurs in 4.19 ...