From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.help Subject: Re: How to find the character breaking the file encoding? Date: Tue, 04 Feb 2020 22:09:00 -0500 Message-ID: References: <87a75yxc5q.fsf@mbork.pl> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="8993"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:n9g2BxNVrUt+fSxzK19xM/Z5GYU= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Wed Feb 05 04:09:28 2020 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1izB4C-0002Hj-Px for geh-help-gnu-emacs@m.gmane-mx.org; Wed, 05 Feb 2020 04:09:28 +0100 Original-Received: from localhost ([::1]:40824 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1izB4B-0003q0-Sn for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 04 Feb 2020 22:09:27 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:43681) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1izB3r-0003o6-ND for help-gnu-emacs@gnu.org; Tue, 04 Feb 2020 22:09:08 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1izB3q-0005fq-S4 for help-gnu-emacs@gnu.org; Tue, 04 Feb 2020 22:09:07 -0500 Original-Received: from ciao.gmane.io ([159.69.161.202]:48248) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1izB3q-0005cr-Lc for help-gnu-emacs@gnu.org; Tue, 04 Feb 2020 22:09:06 -0500 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1izB3p-0001rX-CT for help-gnu-emacs@gnu.org; Wed, 05 Feb 2020 04:09:05 +0100 X-Injected-Via-Gmane: http://gmane.org/ X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 159.69.161.202 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.io gmane.emacs.help:122352 Archived-At: > inserted a non-UTF-8 sequence of bytes there. Is there any way Emacs > can help me finding it (other than me manually bisecting the file until > I find the offending place)? I think you can do: C-x RET r utf-8 RET to force reading it as utf-8. And then C-x C-s should complain about the problematic element with a buffer that shows you the offender and lets you click on it to jump to its location. Stefan