Fatal error: Uncaught Error: Class "PHP_CodeSniffer_Exception" not found in C:\xampp\htdocs\php\pear\PHP\CodeSniffer\Standards\MySource\Sniffs\Channels\IncludeSystemSniff.php:17 Stack trace: #0 {main} thrown in C:\xampp\htdocs\php\pear\PHP\CodeSniffer\Standards\MySource\Sniffs\Channels\IncludeSystemSniff.php on line 17