Fatal error: Uncaught Error: Class 'Zend\Http\Header\Accept\FieldValuePart\AbstractFieldValuePart' not found in /home/app/htdocs/ninja/vendor/zendframework/zend-http/src/Header/Accept/FieldValuePart/EncodingFieldValuePart.php:15
Stack trace:
#0 {main}
thrown in /home/app/htdocs/ninja/vendor/zendframework/zend-http/src/Header/Accept/FieldValuePart/EncodingFieldValuePart.php on line 15