Re: "writing to child signal FD: Bad file descriptor" message when opening a LaTeX document's PDF file using the Run Viewer button

[Evan Aad <oddeveneven@gmail.com>]

> Does the error message go away if you do "M-x shell" in the same session first?

Yes, the error message goes away if I do "M-x shell".

You can close this thread with a status of "Duplicate", pointing to
the bug report you linked to in your post.

Thanks.

On Tue, Nov 8, 2022 at 10:43 AM Robert Pluim wrote:
>
> >>>>> On Tue, 8 Nov 2022 09:02:07 +0200, Evan Aad said:
>     Evan> /Applications/Emacs.app/Contents/MacOS/Emacs-x86_64-10_14: writing to
>     Evan> child signal FD: Bad file descriptor
>
>     Evan> This message is appended to the Terminal window every time I hit the
>     Evan> "Run Viewer" button.
>
>     Evan> How can I fix whatever problem it is that causes this message to appear?
>
> Does the error message go away if you do "M-x shell" in the same
> session first? If so, youʼve run into
> <https://debbugs.gnu.org/cgi/bugreport.cgi?bug=58960>
>
> which is fixed in Emacs 29.1 (not yet released)
>
> Robert
> --