From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by finch.gentoo.org (Postfix) with ESMTPS id E7335138334 for ; Tue, 17 Jul 2018 14:23:17 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 56E72E0A53; Tue, 17 Jul 2018 14:23:10 +0000 (UTC) Received: from mail-qt0-f170.google.com (mail-qt0-f170.google.com [209.85.216.170]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id 8704FE09EF for ; Tue, 17 Jul 2018 14:23:09 +0000 (UTC) Received: by mail-qt0-f170.google.com with SMTP id a5-v6so1007185qtp.2 for ; Tue, 17 Jul 2018 07:23:09 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:subject:to:references:in-reply-to :message-id:mime-version:content-disposition :content-transfer-encoding; bh=Gjz5tvvyFYznuLFnkn0fYCuEawn8CsfpeuZ4cSgxltU=; b=s1VOarQtdLsvzCCvMOIruW9mKBFH4SplIHZHNMaB1E34SvdizoNVVaoeX+8Vjm7XEI tK3rm0hWSLZaCi3fCWQjC4XI/aPoQ9Pg/+gUZASINMnZ3hJUFFs07kkjsNgCk8MvWZeV Q3SsAeBJuYSf30yqLlUKI5lQ8bfnJtuqtDkyFNo+af25rUi4LdonSAO7t3bdv0qA7mR4 q8JaB1Ox+qhVNK799Ygu9kcp+0TaP4ua53fZsQSTA+R/FCu3unnyNREJkif+pp3/NGfX F9LRQRwj7jYio7jngOnyt4uzwN2HlrDDPoR6YjO8dimen6MwMQjSSMEbITGYvuxZxX1y thZw== X-Gm-Message-State: AOUpUlGDOYztLDwJ0qKMeH9SjWEHg0/GzNFaUK4vYkK0r6MLQpyXyeuZ eTCRCy3tj+WYbLvAiiofAIJx6kYE X-Google-Smtp-Source: AAOMgpcJN1gasscSER/cH1gyIZVYa0CZd7VyhkhkVrDDpbZw0kQFfdRPgxKIJdOvNCafiN2vrM3oCw== X-Received: by 2002:a0c:881c:: with SMTP id 28-v6mr1969668qvl.109.1531837388252; Tue, 17 Jul 2018 07:23:08 -0700 (PDT) Received: from ffortso4 (c-76-23-130-96.hsd1.ct.comcast.net. [76.23.130.96]) by smtp.gmail.com with ESMTPSA id z1-v6sm919166qta.19.2018.07.17.07.23.07 for (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 17 Jul 2018 07:23:07 -0700 (PDT) Date: Tue, 17 Jul 2018 10:23:06 -0400 From: Jack Subject: Re: [gentoo-user] scanner problem To: gentoo-user@lists.gentoo.org References: <20180717063853.GA1944@ca.inter.net> In-Reply-To: <20180717063853.GA1944@ca.inter.net> (from purslow@ca.inter.net on Tue Jul 17 02:38:53 2018) X-Mailer: Balsa 2.5.6 Message-Id: Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; DelSp=Yes; Format=Flowed Content-Disposition: inline Content-Transfer-Encoding: quoted-printable X-Archives-Salt: 6d072f50-3369-46f3-9840-baa3d5af6eb5 X-Archives-Hash: 893def1f748f62245bca032e69721fc2 On 2018.07.17 02:38, Philip Webb wrote: > My scanner -- Epson Perfection V550 Photo -- is suddenly not detected =20 > : > when I enter 'xsane' (via the menu or Alt-F2), it says "no devices =20 > available". >=20 > I last used it without any problem 180626. > Since then, I've updated my kernel & some other pkgs. > I've checked the USB physical connection ; the scanner 'ready' light =20 > is on. > I've remerged 'xsane' & 'sane-backends' & rebooted. >=20 > Following my notes, I've done : >=20 > root:500 ~> sane-find-scanner > ... > found USB scanner (vendor=3D0x04b8 [EPSON], product=3D0x013b [EPSON =20 > Scanner]) at libusb:001:004 > # Your USB scanner was (probably) detected. > # It may or may not be supported by SANE. > # Try scanimage -L and read the backend's manpage. > root:501 ~> scanimage -L > device `epkowa:interpreter:001:004' is a Epson Perfection V550 Photo =20 > flatbed scanner >=20 > The first time I ran these commands (I don't remember which), > the scanner itself made the noises it usually does when starting. >=20 > This model needs a driver which is not included in 'sane-backends' > & which I downloaded from Nvidia & installed when I got the scanner =20 > 2017. > The 'epkowa' driver is installed : >=20 > root:505 ~> locate epkowa > /etc/sane.d/epkowa.conf > /usr/lib64/sane/libsane-epkowa.la > /usr/lib64/sane/libsane-epkowa.so.1 > /usr/lib64/sane/libsane-epkowa.so.1.0.15 > /usr/lib64/sane/archive/libsane-epkowa.la > /usr/lib64/sane/archive/libsane-epkowa.so.1 > /usr/lib64/sane/archive/libsane-epkowa.so.1.0.15 >=20 > My user is a member of the 'scanner' group : >=20 > scanner:x:104:purslow >=20 > I am puzzled : does anyone have a suggestion what to do next ? Does the scanner currently show up if you do "lsusb" ? Does dmesg say anything when you plug the scanner in? Is it possible that the driver needs updating to deal with a newer =20 kernel? Jack=