make Output Buffering: Off in Joomla 1.6

was  trying  to install  joomla 1.6  in my  server  and get   this  error   (Output Buffering:  ON).  how  t o  solve  it:


edit   this  file /etc/php5/apache2/php.ini  and  make  this  change .


; output_buffering
;   Default Value: Off
;   Development Value: 4096
;   Production Value: 4096


;output_buffering = 4096


save exit

reboot  your   apache