https://connect.hyland.com/t5/nuxeo-forum/getting-error-while-installation/m-p/327218#M14219 <P>I believe you get this message when Nuxeo is started with the wrong version of Java.<BR /> /&gt; Can you change the default version on your system to be Java 7? ( sudo update-java-alternatives --set java-1.7.0-openjdk-amd64 )</P> Thu, 03 Jul 2014 12:29:44 GMT 2014-07-03T12:29:44Z https://connect.hyland.com/t5/nuxeo-forum/getting-error-while-installation/m-p/327217#M14218 <P>Could not find the main class: org.nuxeo.launcher.NuxeoLauncher. Program will exit. [fail] invoke-rc.d: initscript nuxeo, action "start" failed. dpkg: error processing nuxeo (--configure): subprocess installed post-installation script returned error exit status 1 Errors were encountered while processing: nuxeo E: Sub-process /usr/bin/dpkg returned an error code (1)</P> <P>How to solve this?</P> Sat, 28 Jun 2014 07:55:30 GMT https://connect.hyland.com/t5/nuxeo-forum/getting-error-while-installation/m-p/327217#M14218 Lokesh_Kamath 2014-06-28T07:55:30Z https://connect.hyland.com/t5/nuxeo-forum/getting-error-while-installation/m-p/327218#M14219 <P>I believe you get this message when Nuxeo is started with the wrong version of Java.<BR /> /&gt; Can you change the default version on your system to be Java 7? ( sudo update-java-alternatives --set java-1.7.0-openjdk-amd64 )</P> Thu, 03 Jul 2014 12:29:44 GMT https://connect.hyland.com/t5/nuxeo-forum/getting-error-while-installation/m-p/327218#M14219 2014-07-03T12:29:44Z