app feedback

admin/application/models/Appfeedback_model.php

@@ -9,6 +9,7 @@ class Appfeedback_model extends CI_Model {
  	function get_doctor_feedback(){
  		$this->db->select('tbl_doctors.name,tbl_app_feedback.*');
  		$this->db->join('tbl_doctors','tbl_doctors.id = tbl_app_feedback.doctor_id');
+ 		$this->db->group_by('tbl_app_feedback.id');
  		$result = $this->db->get_where('tbl_app_feedback',array('doctor_id !=' =>'0'))->result();
  		if($result){
  			return $result;