Fatal error: Uncaught Error: Class 'PHP_CodeSniffer\Sniffs\AbstractScopeSniff' not found in /var/www/html/simplesamlphp/vendor/squizlabs/php_codesniffer/src/Sniffs/AbstractVariableSniff.php:22
Stack trace:
#0 {main}
  thrown in /var/www/html/simplesamlphp/vendor/squizlabs/php_codesniffer/src/Sniffs/AbstractVariableSniff.php on line 22