bug#13756: Selecting deleted gnus-summary-buffer

[Lars Ingebrigtsen]

Juri Linkov <juri@jurta.org> writes:

> Often selecting a Gnus article from the Gnus summary fails with the error:
>
> Debugger entered--Lisp error: (error "Selecting deleted buffer")
>   gnus-article-get-xrefs()
>   run-hooks(gnus-tmp-internal-hook)

Hm...  That's an odd calling sequence, but I see that I probably wrote
it myself.  I don't really know why, though.  :-)

Anyway:

> because in `gnus-article-prepare' the line
>
>       (set-buffer gnus-article-buffer)
>
> invalidates the previously live current buffer `gnus-summary-buffer'
> to #<killed buffer>.

Hm.  I'm unable to reproduce this.  `gnus-article-get-xrefs' is called
with a live `gnus-summary-buffer' when I try it.

Do you know what triggers this bug?

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  bloggy blog http://lars.ingebrigtsen.no/