Subject: bug#43888: 28.0.50; emacsclient not working properly

From: Eli Zaretskii <[email-masked]>
Date: Mon, 12 Oct 2020 17:50:31 +0300

> From: Michael Heerdegen <[email-masked]>
> Cc: Gábor <[email-masked]>,  [email-masked],
>   [email-masked],
>   [email-masked]
> Date: Mon, 12 Oct 2020 07:58:27 +0200
> 
> Eli Zaretskii <[email-masked]> writes:
> 
> > > *ERROR*: Wrong number of arguments: (1 . 4), 5
> 
> > But since with "emacs -Q" it does work, it is still some of your
> > customizations that are the prime suspect.
> 
> Is there a way for the user to get an error message more verbose than
> above?

Yes, make sure debug-on-signal and debug-on-error are both non-nil in
the Emacs that runs the server, then you will have the backtrace pop
up in Emacs.  Assuming there's some frame visible for the server, that
is.