Unreal Engine Issues

Assertion When Packaging If an Actor in Level Uses Create Canvas 2D Render Target

An assertion will occur when packaging if an Actor in level uses "Create Canvas 2D Render Target"  Found in 4.20 CL# 4369336, 4.21 CL 4753647 Blocked for testing in main due to crash when placing ...

Using "Select Actors using this Asset" in ActionRPG on some assets causes incorrect actor to be selected

Using the "Select Actors using this Asset" option in ActionRPG causes the InstancedFoilageActor to be selected incorrectly for many assets. It seems to occur with any assets that are being reference ...

Cannot access data table columns by property name in a nativized build if the table's row type is set to be a user-defined structure.

UDataTable::FindTableProperty() will currently fail in a nativized build because the RowStruct is no longer a UDS in that context; instead it is converted to a native UScriptStruct type. However, th ...

BSP Converted to Static Mesh with Multiple Materials Will Only Show Element 0 After Migrating and Changing LOD Settings

Launch URL node adds http:// to commands such as mailto:

LaunchURL places an http:// at the start of any URL that does not contain :// . This causes an issue with the mailto: command and other commands such as this. Regression?: No This occurs in 4.2 ...

Duplicating an Instanced UProperty Component copies a reference, instead of a "deep copy"

Duplicating a UActorComponent that has an Instanced UPROPERTY does not perform a deep copy of the instanced property. It appears to only copy a reference to the instanced object. Where as, performin ...

BumpOffset Node Produces Incorrect Results When Texture Coordinate Index Is Not 0

When using the BumpOffset node, it will produce incorrect resultsi if the Texture Coordinate Index is not 0. Found in 4.20 CL# 4369336. 4.21 CL# 4613538, 4.22 CL# 4751672 ...

Niagara System User Parameters Resetting After Closing the Editor

Niagara System user paramemters will reset upon restarting if they are used in a Blueprint. This also occurs to the system if you move the blueprint after making changes then pressing Ctrl+Z.  Foun ...

Double-clicking a level asset in the content browser loads the level with EWorldType::Inactive

Fatal error importing via Datasmith (memory allocation)

Trying to import a large Revit asset using Datasmith causes the system to use all of it's memory. Certain systems may receive a memory allocation error in the process. ...