l error: Call to a member function load() - Filename: libraries/Form_validation.php

[eluser]the_unforgiven[/eluser]
This is what is on line 320:

Code:

$this->CI->lang->load('form_validation');

And the language file is present in:

Code:

/Applications/MAMP/htdocs/new/system/language/english/form_validation_lang.php

So whats wrong, come on someone please help me