Unreal Engine Issues

Plane Constraint Normal is not Properly Reset

In the Character Movement Component, setting the Plane Constraint Normal to a value other than default, and then attempting to change the value back to the default does not revert to the default val ...

Collections in content browser can't display native classes on 4.26

The filter in UContentBrowserClassDataSource::CompileFilter does not work because the enumerated class objects are FName without path, while the filter item is name with path. [Image Removed] ...

Netprofile crashes networked games using Steam

Netprofile crashes networked games using Steam with the following assertion: Assertion failed: "Invalid interface for Steam P2P addresses" && 0 [Link Removed] [Line: 72] No Crash Report is submitt ...

Localization warnings when opening a new project in 4.8.1

There are a couple of warnings that show up in the output log that are dealing with localization when opening up a new project. ...

Camera Movement is laggy while the mouse button is held down and ShowMouseCursor is enabled if there are AI moving

Camera Movement is laggy while the mouse button is held down and ShowMouseCursor is enabled if there are AI moving. Stat Scene Rendering didn't show any jumps while moving the camera under these cir ...

Editor crashes on blueprint open when shortcut key is implemented through code

Editor crashes on blueprint open when shortcut key is implemented through code inside of the BaseEditorPerProjectUserSettings.ini. Code used in repro is directly from Jeff W suggestion in the forum ...

Key precision problems on some short animations

Please see attached UE4_anim_interp_bug.fbx for a second example. This works as expected in 4.7 and 4.8 I've got a couple different users reporting this now. I suspected animation compression to ...

Editing child property values is affecting parent property values

Fail to compile with Added AIController class

User fails to compile code template after adding AIController code to project. Regression: Not a regression happens in 4.6.1 CL-2386410 Setting up Mono Building MyProjectEditor... Compiling game m ...

[CrashReport] UE4Editor_Kismet!FBlueprintGraphArgumentLayout::OnArgNameChange()

This is a common crash affecting users in 4.16 and has been occurring since at least 4.14 affecting more than 300 unique users. User Descriptionsi made a macro called IsolateYaw and set the input t ...