Cannot Call Super-Class Overloaded Function If Class has Function Override?

[vit]

On Tuesday, 1 March 2022 at 08:40:12 UTC, Vijay Nayar wrote:
> I've randomly encountered a strange error, and I cannot find 
> any explanation for it in the official documentation of syntax.
>
> [...]

Here is more info (3.): 
https://docarchives.dlang.io/v2.078.0/spec/function.html#function-inheritance