Unreal Engine Issues

Struct Properties marked EditAnywhere and BlueprintReadOnly are exposed in Widget Blueprints

Struct properties marked up with the EditAnywhere and BlueprintReadOnly specifiers are exposed in Widget Blueprints by MakeStruct nodes and split pins on Setter nodes. CanBeExposed in K2Node_MakeStr ...

Crash when recombining Value Pin after swapping Target Wild Card pin from a Vector2D to a Vector on a Set By-Ref Var node

This is not a regression. Tested in //UE4/Release-4.27 CL18319896 Crash when recombining Value Pin after swapping Target Wild Card pin from a Vector2D to a Vector on a Set By-Ref Var node.  ...

Widget Blueprints Fail to Compile When Copying Collapsed Graphs into Functions

Collapsed blueprint nodes that are copied and pasted into a function graph of a Widget will cause a fatal error when the blueprint compiles, as seen in the callstack, and will provide the message: " ...

Unable to override private Blueprint variables in child classes

In UE4, "Private" for Blueprint variables was misnamed: its behavior actually meant "Protected". In other words, it can't be read or written to by external objects, but it can be by derived types. A ...

Copying/pasting a Blueprint static function triggers an ensure and a new parameter in function signature

Blueprint context menu doesn't list function calls for array properties

Possibly one of the lesser know features of Blueprints is that we allow the connection of an array of actors to the "self" pin of a function (see pic). This is essentially a shorthand for writing an ...

If using BP that inherits DataAsset as Value of Map in Struct, it will be replaced with PLACEHOLDER-CLASS after restarting editor.

Saving Widget Blueprints directly can put them in a bad state.

The fixup code for repairing Widget bindings in UE5 assumes that a compile occurs first. However, saving the asset does not cause a compilation to occur. When we reload the asset and open it in the ...

Compiling a blueprint makes the level it is contained in get marked as dirty

Compiling a blueprint that is in a level makes that level get marked as dirty/needing saving. [Image Removed] ...

Vector addition wildcard does not cast from integer to float (double-precision) when split apart vector pin is utilized

Vector addition wildcard does not cast from integer to float (double-precision) when split apart vector pin is utilized. You can also utilize a Vector2D to get the same results. Repro Rate: 3/3 Te ...