Re: org-drill problem: questions are blank

[Peter Westlake <peter.westlake@pobox.com>]

Marco,

Thanks for the suggestion, but this doesn't make the bug go away for me.

Peter.

On Sun, 29 Mar 2015, at 19:54, Marco Wahl wrote:
> Peter Westlake <peter.westlake@pobox.com> writes:
> 
> > On Thu, 26 Mar 2015, at 17:26, J. David Boyd wrote:
> >> Peter Westlake <peter.westlake@pobox.com> writes:
> >> 
> >> > From time to time Org-drill shows me a blank window instead of a
> >> > question. The frame, mode line and prompt to answer are visible, but
> >> > there's nothing in the window at all. As a workaround I can type "t" to
> >> > edit the tags, and the question will appear.
> >> >
> >> > A sample file is enclosed. It's a new file without any of the org-drill
> >> > property drawers just to keep the example short and to avoid having to
> >> > wait for the question to be scheduled to be shown again, but the problem
> >> > *does* still happen when the drawers are present.
> >> >
> >> > To reproduce the bug, run org-drill in drillbug.org; the question "MC"
> >> > gives a blank screen.
> >> >
> >> > I'm using org-drill with the latest version of Org-mode, git commit
> >> > 2f58e3c011ec84f621905332d8df68b83da580d9, on Emacs 24.3.1, 2014-09-30.
> >> >
> >> > Peter.
> >> 
> >> There's no attached file...
> >
> > Ugh! There is now, sorry.
> 
> Thanks!  I can reproduce your issue with a relatively fresh emacs 25 and
> org from git.
> 
> AFAICS the window gets blanked sometimes in function
> org-toggle-latex-fragment of org.el in line
> 
> --8<---------------cut here---------------start------------->8---
> ;; Work around a bug that doesn't restore window's start
> ;; when widening back the buffer.
> (set-window-start nil window-start)
> --8<---------------cut here---------------end--------------->8---
> 
> A workaround would be to comment out just this line.
> 
> I don't know if this is a reliable fix though.
> 
> 
> HTH
> -- 
> http://www.wahlzone.de
> GPG: 0x49010A040A3AE6F2
> 
>