title: cannot access Tomcat7 admin interface
body: <p>I am trying to access the admin interface of tomcat7 on my machine without success.Here is the tomcat-users.xml file for the username and roles.</p>
  
  <pre><code>&lt;tomcat-users&gt;
  &lt;role rolename="manager-gui"/&gt;
  &lt;role rolename="manager-script"/&gt;
  &lt;role rolename="manager-jmx"/&gt;
  &lt;role rolename="manager-status"/&gt;
  &lt;role rolename="admin-gui"/&gt;
  &lt;role rolename="admin-script"/&gt;
  &lt;user username="admin" password="admin" roles="manager-gui,manager-script,manager-jmx,manager-status,admin-gui,admin-script"/&gt;
  </code></pre>
  
  <p></p>
  
  <p>My system runs Ubuntu 12.04 64 bit.</p>