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Thu, 25 Nov 2021 11:54:15 +0000 (UTC) Date: Thu, 25 Nov 2021 06:53:59 -0500 From: Julien Lepiller To: help-guix@gnu.org, Alexander Asteroth Subject: Re: downgrade issue on guix system User-Agent: K-9 Mail for Android In-Reply-To: <87a6hsxxyv.fsf@h-brs.de> References: <87a6hsxxyv.fsf@h-brs.de> Message-ID: <3752917B-C6D6-4557-84E9-B5D4C37D1ADA@lepiller.eu> MIME-Version: 1.0 Received-SPF: pass client-ip=89.234.186.109; envelope-from=julien@lepiller.eu; helo=lepiller.eu X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, HTML_MESSAGE=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.29 X-BeenThere: help-guix@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-guix-bounces+larch=yhetil.org@gnu.org Sender: "Help-Guix" X-Migadu-Flow: FLOW_IN ARC-Message-Signature: i=1; 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aspmx1.migadu.com; dkim=fail ("body hash did not verify") header.d=lepiller.eu header.s=dkim header.b=KbW7TSaB; spf=pass (aspmx1.migadu.com: domain of help-guix-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=help-guix-bounces@gnu.org X-Migadu-Spam-Score: -1.79 Authentication-Results: aspmx1.migadu.com; dkim=fail ("body hash did not verify") header.d=lepiller.eu header.s=dkim header.b=KbW7TSaB; dmarc=fail reason="SPF not aligned (relaxed)" header.from=lepiller.eu (policy=none); spf=pass (aspmx1.migadu.com: domain of help-guix-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=help-guix-bounces@gnu.org X-Migadu-Queue-Id: EFF6319C23 X-Spam-Score: -1.79 X-Migadu-Scanner: scn1.migadu.com X-TUID: ZGU+gT9reRbh Hi Alexander, Since you did a guix pull, you should have a newer version of guix than yo= u had before, unless you played with branches=2E So the downgrade is worryi= ng and you were right to stop there=2E Note that running guix pull will update guix in a separate profile=2E Make= sure it's loaded: that you have ~/=2Econfig/guix/current/bin in your path = and that "type guix" is this path=2E If not, fix your $PATH and run "hash g= uix" (no output) and check again=2E Note that, if you're running reconfigure as root (instead as with sudo) yo= u'll need to pull and do the above as root, since each user has a different= guix current profile=2E HTH! Le 25 novembre 2021 06:38:29 GMT-05:00, Alexander Asteroth a =C3=A9crit=C2=A0: >Dear all, > >I just wanted to install cups service on my guix system=2E I recofigured >the system without an error one hour ago (introduced seperate home >filesystem) and now, when I try to add the cups service (I did a guix >pull in between as well) I get: > >> guix system: error: aborting reconfiguration because commit bd2aa8031ba= bdca5f574fca52e025d6794f08d82 of channel 'guix' is not a descendant of 7f97= 4548ac20cab88b9bb589a5e1d85ee3b8d337 >> hint: Use `--allow-downgrades' to force this downgrade=2E > >I have no clue what caused that error therefor I also don't know if it's >a good idea to allow downgrades=2E =2E=2E=2E or what es to do to resolve = the >issue=2E > >Cheers, > >Alex > >