Eshel Yaron <me@eshelyaron.com> writes:

> 1. emacs -Q
> 2. M-x list-packages
> 3. Move point to over some package, e.g. Magit
> 4. M-x package-report-bug
> 5. See error:
>
> package-maintainers: Wrong type argument: char-or-string-p, ("Jonas Bernoulli" . "jonas@bernoul.li")

Does the following fix it?