if (isset($_POST[$this->name.$m])) {
unset($_POST['_focus']); // focus on first form entry
$Ajax->activate($this->name.'_div');
- $val = @key($_POST[$this->name.$m]);
+ $val = is_array($_POST[$this->name.$m]) ? key($_POST[$this->name.$m]) : null;
$this->selected_id = $val!==null ? @quoted_printable_decode($val) : $this->_none;
return $m;
}