From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) by finch.gentoo.org (Postfix) with ESMTP id 15D24138247 for ; Sun, 5 Jan 2014 20:54:01 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id E5B01E0ACE; Sun, 5 Jan 2014 20:53:44 +0000 (UTC) Received: from mail-wi0-f173.google.com (mail-wi0-f173.google.com [209.85.212.173]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id B29A2E0A43 for ; Sun, 5 Jan 2014 20:53:43 +0000 (UTC) Received: by mail-wi0-f173.google.com with SMTP id hn9so2141207wib.6 for ; Sun, 05 Jan 2014 12:53:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=message-id:date:from:user-agent:mime-version:to:subject:references :in-reply-to:content-type:content-transfer-encoding; bh=qVmOzIb4rSlSjAIr3C1hh5wfWK8jeW8OA9ZDvmP4eN0=; b=LS0U2ksWW3gqSJGlXMBqpnmZa6h6eCg/CHJKY3H4ZacywOfY4lQQYLiTsaM3fxaQOp xRvgtF4Q6fLIU/Eikj4TfhVb1T+Tly4Sk2xgA5GXJsmuk50idZDSi8qJ3McRpAwu8hnt 9xn5XvWTGJXK0gsok8JaWIbkKX48m/X6rXZdMXIJKqSWGeK9mZuJtJXG13REQd1kWzPW b9jQKfq/+3k1S9v4wojEKu6KAQfmclwUVOiBturT3Lwx2jaCFEimHNx9JGPFYKo4g78k 74Cw7KsaetQuz0sAEoQAC7oC+GCxSoWi15epJuRJYsRV/fE9m2AzdZU/cVFbeUjMsr9n tfsA== X-Received: by 10.180.77.49 with SMTP id p17mr9606531wiw.30.1388955222500; Sun, 05 Jan 2014 12:53:42 -0800 (PST) Received: from [172.20.0.41] (196-210-126-67.dynamic.isadsl.co.za. [196.210.126.67]) by mx.google.com with ESMTPSA id pl7sm40956725wjc.16.2014.01.05.12.53.40 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Sun, 05 Jan 2014 12:53:41 -0800 (PST) Message-ID: <52C9C652.7040105@gmail.com> Date: Sun, 05 Jan 2014 22:53:38 +0200 From: Alan McKinnon User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.2.0 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 To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] Confusion about slot conflict References: In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Archives-Salt: 7db780ef-6d82-4144-a721-d78393cc96ce X-Archives-Hash: ca4b9ecbb07b65981ef1afd9785dcfae On 05/01/2014 17:57, 张东亚 wrote: > Hi list, > > When I do a world upgrade, I have encountered the following slot conflict: > > > media-libs/libpng:0 > > (media-libs/libpng-1.5.17-r1::gentoo, installed) pulled in by > media-libs/libpng:0/0= required by > (dev-python/wxpython-2.8.12.1-r1::gentoo, installed) > >=media-libs/libpng-1.4:0/0= required by > (net-libs/webkit-gtk-1.8.3-r201::gentoo, installed) > media-libs/libpng:0/0= required by (app-text/poppler-0.22.5::gentoo, > installed) > media-libs/libpng:0/0= required by > (media-libs/libwebp-0.3.1::gentoo, installed) > media-libs/libpng:0/0= required by > (net-print/cups-filters-1.0.36-r1::gentoo, installed) > media-libs/libpng:0/0= required by (kde-base/kdelibs-4.11.4::gentoo, > installed) > > (media-libs/libpng-1.6.8::gentoo, ebuild scheduled for merge) pulled in by > (no parents that aren't satisfied by other packages in this slot) > > > My question is, seems upgrade to libpng-1.6.8 will solve the conflict, > why emerge cannot proceed this automatically? or there are some switches > to controller this? > > Thanks a lot. libpng-1.5.17-r1 is latest stable version libpng-1.6.8 is latest unstable version I suspect you are probably running a stable system with several packages marked unstable and one of those requires libpng-1.6.8 To check, please post what is your ACCEPT_KEYWORDS in make.conf? what is the output of grep -r libpng /etc/portage/ -- Alan McKinnon alan.mckinnon@gmail.com