Unreal Engine Issues

Instanced subobjects are not always instantiated as expected.

Instantiation of subobjects does not behave as expected when using the DefaultToInstanced UCLASS specifier. The licensee that reported the issue provided a sample project with some ensures added whe ...

[Linux] Setting fullscreen game resolution below set window resolution does not stretch the game across the window.

If the resolution of the game is set to something lower than the screen resolution and then set to fullscreen the game will not stretch to fit the screen and portions will be left black. ...

Pressing Ctrl+Shift+F in UMG designer mode will pop up a new tab named (unrecognized tab)

Using the "Convert Selected Components to Blueprint Class" feature on two blueprints will cause a crash

When trying to make a prefab (using the Convert Selected Components to Blueprint Class method )out of existing blueprints the editor will crash. ...

Inputs and Outputs missing in Details pane on Interface function that has been transferred to local function

After removing an interface from a blueprint, any interface functions in the blueprint can be transferred to a local function. However, after this occurs, the inputs and outputs are removed from the ...

Pressing "X" to clear text field results in closing window instead.

In the event graph of a newly created Blueprint, in the "All Actions for this Blueprint" window brought up by right clicking the grid, the window will close by pressing "X" in the text field, instea ...

Can't Package game with FJsonObjectConverter

It is not possible to package a game when using the FJsonObjectConverter. This Converter is part of "JsonUtilities", and whenever I'm including this to my Build.cs as follows, the packaging fails: ...

A Blueprint created from Actors in the level does not preserve the relationship (hierarchy and transforms) of both components

A Blueprint created from Actors in the level does not preserve the relationship (hierarchy and transforms) of both components. Reproduced in 4.8.3 binary, 4.9 Release (//depot/UE4-Releases/4.9/Prom ...

Creating a Blueprint out of existing Blueprints removes all assigned Static Meshes from components

Creating a Blueprint out of existing Blueprints removes all assigned Static Meshes from components. Reproduced in 4.8.3 binary, 4.9 Releases (//depot/UE4-Releases/4.9/Promotable-CL-2650750), and Ma ...

Different Drag and Drop Behavior between Tile, List, and Column Views in the Content Browser

In the Content Browser in the Viewport to the right of the Content Browser outliner (*see image): If you are in Tile View you can drag an asset into a folder in the same viewport and successfully m ...