From mboxrd@z Thu Jan  1 00:00:00 1970
From: Eric Abrahamsen <eric@ericabrahamsen.net>
Subject: Re: Weirdness with Agenda and "C-u r"
Date: Sun, 17 Jan 2016 14:03:11 +0800
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Marco Wahl <marcowahlsoft@gmail.com> writes:

> Eric Abrahamsen <eric@ericabrahamsen.net> writes:
>
>> Something seems to have gone off with the `org-tags-view' Agenda view:
>> if I hit "C-u r" to search with another string, I get this traceback:
>>
>> Debugger entered--Lisp error: (invalid-function 4)
>>   (4)
>>   (org-tags-view (4) (if current-prefix-arg nil "publishing"))
>>   (let nil (org-tags-view (4) (if current-prefix-arg nil "publishing")))
>>   eval((let nil (org-tags-view (4) (if current-prefix-arg nil "publishing"))))
>>   org-let(nil (org-tags-view (4) (if current-prefix-arg nil "publishing")))
>>   org-agenda-redo((4))
>>   funcall-interactively(org-agenda-redo (4))
>>   call-interactively(org-agenda-redo nil nil)
>>   command-execute(org-agenda-redo)
>>
>> I tried e-debugging `org-agenda-redo', but something magic happens when
>> it gets to the org-let, and no light was shed.
>
>> I seem to remember there have been some changes to the tag matching code
>> recently -- maybe that's it? Happy to bisect if necessary.
>
> FWIW I cannot reproduce the behavior you describe with commit 164555b4
> having some files in `org-agenda-files' with some tags.

Thanks for your reply. That's pretty weird! I just pulled and re-made,
and emacs -Q still does it, even with no Org agenda files defined. Just
a plain empty Agenda, then C-u r. I wish I knew what edebug was doing
with that org-let.