Compatibility issues between CodeIgniter and PHP5.6, codeigniterphp5.6
Error message:
A PHP Error was encountered
Severity: Notice
Message: Only variable references should be returned by reference
Filename: core/Common.php
Line Number: 257
Original code:
return $_config[0] =& $config;
After modification:
$_config[0] =& $config;
return $_config[0];
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