An uncaught Exception was encountered

Type: Error

Message: Call to undefined method Contact_model::getdistrict()

Filename: /opt/lampp/htdocs/tnhorticulture/application/controllers/Contact.php

Line Number: 46

Backtrace:

File: /opt/lampp/htdocs/tnhorticulture/index.php
Line: 315
Function: require_once