[El Forum]

[eluser]Zaher Ghaibeh[/eluser]
the problem is in your database , your database tables must be UTF-8 ..
since in your database.php file you have set the charset to UTF-8

Code:

$db['dev']['char_set'] = 'utf8';
$db['dev']['dbcollat'] = 'utf8_general_ci';

or you have to change those options to satisfy your tables charset