Code Igniter - Core/common.php

A PHP Error was encountered

Severity: Notice
Message: Only variable references should be returned by reference
Filename: core/Common.php
Line Number: 257

Possible Answer

On line 257 of file system/core/Common.php, change the line

return $_config[0] =& $config; 

to

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