EObjectTypeQuery array nodes break when changing Object Channels in Project Settings

UE - Gameplay - Blueprint - Aug 18, 2017

When an object channel is deleted in Project Settings, any EObjectTypeQuery array becomes broken due to the array size shifting. Additionally: Enums can change when adding new Object Channels after ...

Slomo command has no effect when Run Dedicated Server is set

UE - Gameplay - Aug 18, 2017

Using the slomo # command when Run Dedicated Server is set has no effect. Command still functions when this checkbox is set to false. Regression: No, same behavior occurs in 4.16.3 ...

Owner No See option does not correctly apply to widgets using screen space

UE - Editor - UI Systems - Aug 17, 2017

When using the Owner No See option with Widgets, if the widget is set to display on the screen rather than the world, then the option does not affect the widget as intended. Other forms of changing ...

Resizing an Editor window on a Mac by dragging the edge of the window results in the edge being dragged bouncing back and forth as it is adjusted

UE - Platform - Apple - Aug 16, 2017

When dragging the edge of an Editor window to resize the window on a Mac, the edge that is being dragged will bounce back and forth as the mouse moves to resize it. This was less noticeable in 4.17, ...

Tooltips can be displayed behind some Editor sub-windows on Mac

UE - Platform - Apple - Aug 16, 2017

Using Command-Tab on a Mac to go to another app and then return to the Editor will result in some tooltips being displayed behind Editor sub-windows. ...

Materials Using the Time node have a different time when used in a widget than those applied to object in the level

UE - Editor - UI Systems - Aug 16, 2017

The time on a material that is used in UMG does not sync up with the time provided in the same material when used on an object in the scene. The time continues to tick up from the time the editor is ...

UKismetArrayLibrary::GenericArray_Shuffle is weighted to return some results more than others

UE - Gameplay - Aug 15, 2017

The implementation of UKismetArrayLibrary::GenericArray_Shuffle() will generate certain array shuffle results more often (up to three times as much) than others, rather than having a roughly equal c ...

Compiling Child Blueprint changes values in parent Blueprint

UE - Gameplay - Blueprint - Aug 15, 2017

When Compiling a blueprint that is a child actor component to another blueprint, the value will be incorrectly displayed if the parent blueprint is also not compiled. Versions Tested 4.16.3 - CL: 3 ...

Illegal names are accepted when creating a Content Browser Collection in code

UE - Editor - Content Pipeline - Content Browser - Aug 15, 2017

When a Collection is created in code (see code snippet), the collection accepts names with illegal characters such as periods or spaces. Creating a collection through the editor properly warns that ...

Collection named 'NUL' is not recognized / saved.

UE - Editor - Content Pipeline - Content Browser - Aug 14, 2017

When a collection is named NUL, it will appear in the editor but does not get saved when the editor shuts down. When the project is restarted, the NUL collection is removed. ...