Unreal Engine Issues

Duplicated Actor Sequence Components overwrite each other

Duplicated Actor Sequence Components overwrite each other when changes are made. Both components will have the focus tab option, which only shows up if the sequence is opened. This means that when t ...

PIE registers 2 Default Brushes in the blank level

PIE registers 2 Default Brushes in the blank level. It's expected behavior to have 1 Default Brush, which is the case in other play modes, but PIE registers 2. Licensee Description: This is an iss ...

Renaming an input pin does not update accessor

Unable to set a Destructible Mesh Component for an blueprint instance in the level

Unable to set a Destructible Mesh Component for an blueprint instance in the level. All other components can be set this way. ...

OnObjectSelected delegate is not called when object is selected through the World Outliner

When using the USelection::SelectObjectEvent delegate, selecting an object directly in the viewport will call the delegate as expected but selecting the object through the World Outliner does not ca ...

The Component Details tab stops working after setting a Blueprint-owned ChildActorComponent class to AbstractNavData and then reloading the Blueprint asset.

Choosing 'AbstractNavData' as the class for a ChildActorComponent inside a Blueprint class and then relaunching the editor seems to break component details panel editing the next time the Blueprint ...

Particle Parameter change resets all vector parameters to default values in level instances

Particle Parameter change resets all vector parameters to default values in level instances. This only seems to effect Vector and Vector Random Parameter types. User Description: I have a particle ...

Unable to edit default values of TMap struct variable stored in an inherited component from the full blueprint editor

When you have a struct variable that is part of a TMap which is stored in an inherited component, the struct is not editable in the full blueprint editor. It is editable in the data only blueprint e ...

On mouse down only fires with a double click for Left mouse button with certain input settings

The left mouse button press does not act as expected when the input setting "Default Viewport Mouse Capture Mode" is set to "Capture During Right mouse Down" TLDR: Left mouse button press fires wh ...

[CrashReport] UE4Editor_Slate!FSlateApplication::RoutePointerMoveEvent() [slateapplication.cpp:5195]

This is a longstanding crash that occurs with low frequency, but has affected over 200 users. One user describes that this occurred while packaging a project, although other users have not provided ...