Colin Baxter <m43cap@yandex.com> writes:

> I'm sending this to emacs.orgmode and emacs.devel lists.
>
> With the latest emacs:
>
>
> Debugger entered--Lisp error: (wrong-type-argument stringp (wrong-type-argument stringp nil))
>   format-message((wrong-type-argument stringp nil))
>   apply(format-message (wrong-type-argument stringp nil))
>   error((wrong-type-argument stringp nil))
>   #f(compiled-function (fun) #<bytecode -0x1724f6e>)(org-babel-remove-temporary-stable-directory)
>   run-hook-wrapped(#f(compiled-function (fun) #<bytecode -0x1724f6e>) org-babel-remove-temporary-stable-directory)

Thanks for reporting!
This likely caused by recent commit of mine on systems with no write
access to remote directory (at least, I am unable to reproduce the steps
on my system).

Can you please try the attached patch?

Best,
Ihor