ERROR: Wrong 'suhosin.session.encrypt' option value and it wasn't possible to set it to required value ()

how to troubleshooting config roundcubemail v.0.9


Edit file php.ini and add this line bottom file

#vim /etc/php5/apache2/php.ini

For Err: date.timezone:  NOT OK(not set)
----------------------Edit-----------------------------
date.timezone = "Asia/Bangkok"


---------------Adding Bottom line--------
suhosin.session.encrypt = 0


For Err: Intl:  NOT AVAILABLE (See http://www.php.net/manual/en/book.intl.php)

Just install intl package
#aptitude install php5-intl
#/etc/init.d/apache2 restart