title: Apache passenger not start give error "undefined symbol: ap_rputs"
body: <p>I have install apache2 passenger using below command initially apache2 was started but after installing rvm its give below error.</p>
  
  <p>can some one help to find way i am getting this error and how to resolve this.</p>
  
  <pre><code>sudo apt-get install apache2
  sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 561F9B9CAC40B2F7
  sudo apt-get install apt-transport-https
  
  sudo vim /etc/apt/sources.list.d/passenger.list
  deb https://oss-binaries.phusionpassenger.com/apt/passenger precise main
  sudo chown root: /etc/apt/sources.list.d/passenger.list
  sudo chmod 600 /etc/apt/sources.list.d/passenger.list
  sudo apt-get update
  sudo apt-get install libapache2-mod-passenger
  
  
  
  ubuntu@ip-23-31-39-60:~/www/fasterap/current$ sudo service apache2 reload
   * Reloading web server apache2
   *
   * The apache2 configtest failed. Not doing anything.
  Output of config test was:
  apache2: Syntax error on line 210 of /etc/apache2/apache2.conf: Syntax error on line 2 of /etc/apache2/mods-enabled/passenger.load: Cannot load /usr/lib/apache2/modules/mod_passenger.so into server: /usr/lib/apache2/modules/mod_passenger.so: undefined symbol: ap_rputs
  Action 'configtest' failed.
  The Apache error log may have more information.
  </code></pre>