Fatal error: Uncaught Error: Interface "PhpCsFixer\Fixer\FixerInterface" not found in D:\Apache24\www\dls\back-end\vendor\phar-io\manifest\tools\php-cs-fixer.d\PhpdocSingleLineVarFixer.php:19 Stack trace: #0 {main} thrown in D:\Apache24\www\dls\back-end\vendor\phar-io\manifest\tools\php-cs-fixer.d\PhpdocSingleLineVarFixer.php on line 19