>>>>> Frederic Santos <[email protected]> writes:
> Hi everyone, After upgrading to Emacs 27, I noticed that, for any
> org document, =C-c C-e l o= now behaves on my computer as =C-c C-e
> l p=; i.e., the pdf is correctly produced, but is not displayed
> anymore on side window.
> Several users (using various operating systems) confirmed the bug
> on StackExchange:
>
https://emacs.stackexchange.com/questions/60379/c-c-c-e-l-o-does-not-open-the-pdf-anymore
> Is there any simple workaround to solve that?
Does not happen to me. I'm on emacs-27.1 and org-mode from git (version
9.3.8 (release_9.3.8-777-g9c31cb). Perhaps try updating your org-mode.
Best wishes