Re: with a fresh emacs "(buffer-local-value fundamental-mode (current-buffer))" error.

[Jason Rumney]

MON KEY wrote:
> Is this a bug, or am I missing something?
>
> (buffer-local-value fundamental-mode (current-buffer))
>
> throws an error

Not a bug, there is no variable by that name.

> This behavior happens with minor and major modes.
>   

As you observed with longlines-mode, it does not happen with minor-mode 
variables once they have been loaded and the variable is known to Emacs.