[eluser]arlong[/eluser]
in my controller(i added library on autoload):
$this->nested_set->setControlParams('nested_set_tree');
$root_nodes1 = $this->nested_set->getRootNodes();
i SEE this error ":
Fatal error: Call to undefined method CI_DB_mysql_driver::getwhere() in C:\wamp\www\application\libraries\Nested_set.php on line 322"
ANDDD
how i can add a new data to database this system?