Codeigniter: Mengatasi Error Common.php Line 239

Jadibaru – Ketika menjalankan project orang lain kadang muncul error begini:

A PHP Error was encountered
Severity: Notice
Message: Only variable references should be returned by reference
Filename: core/Common.php
Line Number: 239

Tak usah panik gan, berikut cara mengatasi error common.php line  239:

Edit filename: System/core/Common.php, line number: 239

Sebelumnya:

return $_config[0] =& $config; 

diedit menjadi:

$_config[0] =& $config;
return $_config[0];