From user-return-11787-apmail-mahout-user-archive=mahout.apache.org@mahout.apache.org Sun Jan 8 14:16:28 2012 Return-Path: X-Original-To: apmail-mahout-user-archive@www.apache.org Delivered-To: apmail-mahout-user-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 7F0D5BAA1 for ; Sun, 8 Jan 2012 14:16:28 +0000 (UTC) Received: (qmail 66414 invoked by uid 500); 8 Jan 2012 14:16:27 -0000 Delivered-To: apmail-mahout-user-archive@mahout.apache.org Received: (qmail 65858 invoked by uid 500); 8 Jan 2012 14:16:07 -0000 Mailing-List: contact user-help@mahout.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@mahout.apache.org Delivered-To: mailing list user@mahout.apache.org Received: (qmail 65837 invoked by uid 99); 8 Jan 2012 14:16:03 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Sun, 08 Jan 2012 14:16:03 +0000 X-ASF-Spam-Status: No, hits=-0.7 required=5.0 tests=RCVD_IN_DNSWL_LOW,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of srowen@gmail.com designates 209.85.215.42 as permitted sender) Received: from [209.85.215.42] (HELO mail-lpp01m010-f42.google.com) (209.85.215.42) by apache.org (qpsmtpd/0.29) with ESMTP; Sun, 08 Jan 2012 14:15:56 +0000 Received: by lagj5 with SMTP id j5so2575298lag.1 for ; Sun, 08 Jan 2012 06:15:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type:content-transfer-encoding; bh=WPTKty+Y7V5G2F1ibQtNS9RTQLYn3pTNNNHTcngM7AQ=; b=oEYAoe9D1vz6k93cf8gbitivSLqtclir2SePN9Ul7EGjDPeoAw+M7uAijACrZR7sIk nfkFMlvRGE4BrJl2DSvla1awYPOrreYEz5cVGE0edwyR3uPNXAhq4yUXn3rq3T3DMdxL 6XNT37NaTB5DHi7L2X/fmx/NK25tJCjHyfHv4= MIME-Version: 1.0 Received: by 10.112.85.199 with SMTP id j7mr2651129lbz.26.1326032135882; Sun, 08 Jan 2012 06:15:35 -0800 (PST) Received: by 10.112.62.142 with HTTP; Sun, 8 Jan 2012 06:15:35 -0800 (PST) In-Reply-To: <1326014203943-3641633.post@n3.nabble.com> References: <1326014203943-3641633.post@n3.nabble.com> Date: Sun, 8 Jan 2012 14:15:35 +0000 Message-ID: Subject: Re: how to deploy my new recommender From: Sean Owen To: user@mahout.apache.org Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Virus-Checked: Checked by ClamAV on apache.org The problem is right there: ClassNotFoundException. You have not included the class training.IntroRecommender in whatever .jar files you are deploying with your web app. This is not related to Mahout. On Sun, Jan 8, 2012 at 9:16 AM, tianwild wrote: > I'm a new user of mahout. I have a problem about deploy a new recommender= i > wrote at the last step: mvn jetty:run-war, the logs are as follows: > > ******logs begin************************************* > :WARN:/:unavailable > org.apache.mahout.cf.taste.common.TasteException: > java.lang.ClassNotFoundException: training.IntroRecommender > =C2=A0 =C2=A0 =C2=A0 =C2=A0at > org.apache.mahout.cf.taste.web.RecommenderSingleton.(RecommenderSin= gleton.java:53) > ******logs end************************************* >