Unreal Engine Issues

Restarting the engine makes c++ classes not visible from the content browser

After creating c++ classes, if the engine is restarted, the c++ classes will not be visible in the content browser. However, the created classes are visible from the explorer. After opening the engi ...

Actors which do not have a custom actor factory implementation will not get their preview setting set on drag/drop from content browser

Cannot touch at top of screen after input japanese on UEditableTextBox on IOS

[translated comment from licensee] This issue can be found in a IOS project using the Integrated Keyboard. it occurs when using a Japanese keyboard on EditableTextBox. There is no problem with Engl ...

Blueprint Function graph params are not listed as local function variables, but can be accessed as such

Uniform scaling in the viewport not working as expected when additive mode is enabled

The uniform scaling does not work as expected Repro Steps: 1) Add a cube to a level 2) Set the scale (X = 16, Y=9, Z=9) 3) Click the Lock icon to activate the Uniform Scale feature 4) In the viewpor ...

Undo after Color Picker has Unexpected Results

Opening the color picker window from a color property starts a transaction which doesn't end until the color picker window is closed, causing undo behavior after using the color picker to be incorre ...

PakFiles: Unmounting PakFile while requests are still in progress causes assertion failure in UnMount

[Link Removed] Licensee is using the chunk downloader. On Shutdown method of their GameInstance, they call FChunkDownloader->Finalize. When they quit the game (Alt+F4) during a chunck download an a ...

Param usage bug when using switch params

From the ticket: In a material instance using the attached master material if A is TRUE and B is FALSE I expect to be able to configure param C in the UI. However param C is shown only when Useswi ...

Groom cache shape changed from MAYA after imported into UE.

Asset localization does not work properly for Paper2D related assets such as Flipbook

This issue is resolved by changing Paper2D's LoadingPhase to PostConfigInit, but this is a workaround. We suggest a better long term fix via AssetRegistry changes (see comments). In the default la ...