Unreal Engine Issues

Source control syncing in editor will sometimes not update changes made to assets

When using source control and attempting to sync the project, sometimes assets are not updated to the latest changes properly. This causes changes made to those assets later to override previous ch ...

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 ...

Object Scale Not Working with Instanced Static Mesh

Using Object Scale in your material with an Instanced Static Mesh does not change the color of the material if you scale the individual instances of the Instanced Static Mesh component. If you scal ...

[CrashReport] UObjectBaseUtility::IsA | UObjectProperty::SerializeItem

This is a trending crash coming out of the 4.17 release. Update: also occurring in 4.18 User DescriptionsCompiled after Refreshing Blueprint node after changine its namePressed compile after creat ...

After closing PIE, Right click dragging is confined to the Viewport bounds

After holding any mouse button down and pressing escape to quit the game, using the right mouse button to move in the viewport locks it to the left and right bounds of the viewport. Sometimes moving ...

The UI layer system in Lyra leaks widgets when changing level

Broken hair material with light function

Hair Materials do not react to Light Functions in the same way as other Materials. There is a visual difference between a Directional Light at 1 lux with no Light Function and a Directional Light at ...

BlueprintNativeEvent functions break on hot reload

A blueprint that uses a node for a BlueprintNativeEvent function breaks on hot reload. Blueprint cannot be saved or compiled. Compile error states: Error This blueprint (self) is not a HOTRELOADED ...

SetMaterial allows the user to add a Material which updates the GetMaterials array but not GetNumMaterials

SetMaterial allows the user to add a Material which updates the GetMaterials array but not GetNumMaterials. The user who reported this was trying to add a material to a skeletal mesh during runtim ...

Package game and standalone game crashing (possibly related to UE-6766)

Crashes in UGameplayStatics::GetPlayerController, probably because World is NULL. When you package this vehicle game setup or play in standalone, the game will crash. 4.6.1 release crash (Standalo ...