Warning: Unsupported declare 'strict_types' in /home/.sites/132/site12/web/webservice/vendor/sebastian/diff/src/Exception/InvalidArgumentException.php on line 1

Fatal error: Interface 'SebastianBergmann\Diff\Exception' not found in /home/.sites/132/site12/web/webservice/vendor/sebastian/diff/src/Exception/InvalidArgumentException.php on line 14