Re: Rmail: rmail-enable-mime is causing troubles

[Henrik Enberg]

> When setting rmail-enable-mime in my .emacs to t, I get a backtrace when I try
> to display a message like this one:
> 
> Debugger entered--Lisp error: (void-function nil)
>   nil()
>   rmail-show-message(372)
>   rmail-summary-goto-msg(nil)
>   call-interactively(rmail-summary-goto-msg)
> 
> It does it whatever the message is.

That's because rmail-enable-mime requires external packages.  I suppose
the docstring ought to mention this.