Which-key errors

[moresol]

I have a lot of these kinds of errors, right after the latest update of which-key.
What do I do? I'm pretty new to vim and programming, though.

This is my which-key.lua file:

Also, I always receive this message.

[folke]

you can only use the add function with the new spec.
the old spec only works with register

Just read the docs