title: php and apache thread safe error
body: <p>I am running php 5.5 and apache 2 on debian 7 (wheezy) i have installed php module for apache but it's not enable whithout enabling php module for apache i will see php files as plain text and  when i enabled php module whith a2enmod i can not start apache and it gives this error</p>
  
  <blockquote>
    <p>[crit] Apache is running a threaded MPM, but your PHP Module is not compiled to be threadsafe.  You need to recompile PHP.
    Pre-configuration failed
    Action 'configtest' failed.</p>
  </blockquote>
  
  <p>how can i fix this problem</p>