Constructor - the both look the same

[Iakh via Digitalmars-d-learn]

On Saturday, 12 March 2016 at 07:43:59 UTC, Joel wrote:
> Why does it come up with this?
>
> source/setup.d(40,16): Error: constructor 
> inputjex.InputJex.this (Vector2!float pos, int fontSize, 
> InputType type = cast(InputType)0) is not callable using 
> argument types (Vector2!float, int, InputType)
> dmd failed with exit code 1.

Can you show your code?