A PHP Error was encountered

Severity: Notice

Message: Undefined property: Lurahmlangsen::$API_staf

Filename: controllers/Lurahmlangsen.php

Line Number: 31

Backtrace:

File: /var/www/html/rest_simpeg_test2/application/controllers/Lurahmlangsen.php
Line: 31
Function: _error_handler

File: /var/www/html/rest_simpeg_test2/index.php
Line: 315
Function: require_once