Unknown column '__itm_device_types_id__.name' in 'order clause' SQL=SELECT a.id,a.alias,a.description_tt_fr,a.description_tt_nl,a.itm_bill_id,_itm_bill_id_.bill_reference AS `_itm_bill_id_bill_reference`,a.itm_device_types_id,_itm_device_types_id_.name AS `_itm_device_types_id_name`,a.itm_manufacturers_id,_itm_manufacturers_id_.name AS `_itm_manufacturers_id_name`,a.name FROM #__jslsitmanager_devices AS a LEFT JOIN `#__jslsitmanager_bills` AS _itm_bill_id_ ON _itm_bill_id_.id = a.itm_bill_id LEFT JOIN `#__jslsitmanager_devicetypes` AS _itm_device_types_id_ ON _itm_device_types_id_.id = a.itm_device_types_id LEFT JOIN `#__jslsitmanager_manufacturers` AS _itm_manufacturers_id_ ON _itm_manufacturers_id_.id = a.itm_manufacturers_id ORDER BY __itm_device_types_id__.name ASC LIMIT 20

<?php
// no direct access
defined('_JEXEC') or die('Restricted access');

class JslsitmanagerClassModelList extends JslsitmanagerCkClassModelList{
    
    protected function applySqlStates($query)
    {
        //Populate only uniques strings to the query

        // SELECT
        foreach($this->getState('query.select', array()) as $select)
            $query->select($select);

        // JOIN LEFT
        foreach($this->getState('query.join.left', array()) as $join)
            $query->join('LEFT', $join);

        // JOIN INNER
        foreach($this->getState('query.join.inner', array()) as $join)
            $query->join('INNER', $join);

        // JOIN OUTER
        foreach($this->getState('query.join.outer', array()) as $join)
            $query->join('OUTER', $join);

        // WHERE
        foreach($this->getState('query.where', array()) as $where)
            $query->where($where);

        // RESTRICT
        if (is_array($this->getState('query.restrict')))
        {
            $restrict = $this->getState('query.restrict');
            if (count($restrict))
                $query->where("a.id IN (" . implode(',', $restrict). ")");
            else
                $query->where("a.id = -1");  // Return nothing (restricted all)
        }

        // EXCLUDE
        if (is_array($this->getState('query.exclude')))
        {
            $exclude = $this->getState('query.exclude');
            if (count($exclude))
                $query->where("a.id NOT IN (" . implode(',', $exclude). ")");
        }

        // GROUP BY : Native SQL Group By
        foreach($this->getState('query.groupBy', array()) as $groupBy)
            $query->group($groupBy);
        
        // GROUP ORDER : Prioritary order for groups in lists
        foreach($this->getState('query.groupOrder', array()) as $groupOrder){
            //echo 'groupOrder : ' . $groupOrder.'<br>';
            $query->order($groupOrder);
        }
        
        // ORDER
        foreach($this->getState('query.order', array()) as $order){
            /* HERE IS THE PROBLEM : 2 underscores(_) instead of 1
             rapid and ugly solution : remove them hardly
            */
            $order = join('_', explode('__',$order));
            //echo 'order : ' . $order.'<br>';
            $query->order($order);
        }
        //echo $query->dump();
    }
}

<?php
// no direct access
defined('_JEXEC') or die('Restricted access');

class JslsitmanagerClassModelOrm extends JslsitmanagerCkClassModelOrm
{
    /**
    * Ordering directive.
    *
    * @access    public
    * @param    array    $config    Ordering configuration.
    *
    *
    * @since    Cook 3.1
    *
    * @return    void
    */
    public function order($config)
    {
        foreach($config as $namespace => $dir)
        {
            /* HERE IS THE PROBLEM : $dir is lower cased ('asc', 'desc'), so $dir will be always converted into "ASC"
            Rapid and ugly solution : uppercase the passed "$dir" parameter
            */
            $dir = strtoupper($dir);
            if (!in_array($dir, array('ASC', 'DESC'), true))
                $dir = 'ASC';

            $fieldAlias = $this->tableFieldAlias($namespace);

            // Requirements
            $this->join($namespace);

            $this->model->addQuery('order', $fieldAlias . ' ' . $dir);
        }
    }
}