Some arguments deprecated after the update and experiecing the following errors need to be take care of.
Deprecated: The third argument to Zend\Stratigility\MiddlewarePipe() ($out) will be required starting with Stratigility version 2; please see https://docs.zendframework.com/zend-stratigility/migration/to-v2/ for more details on how to update your application to remove this message. in C:\xamppp\htdocs\marketplace\vendor\zendframework\zend-stratigility\src\MiddlewarePipe.php on line 101
Also
Deprecated: The third argument to Zend\Stratigility\MiddlewarePipe() ($out) will be required starting with Stratigility version 2; please see https://docs.zendframework.com/zend-stratigility/migration/to-v2/ for more details on how to update your application to remove this message. in C:\xamppp\htdocs\marketplace\vendor\zendframework\zend-stratigility\src\MiddlewarePipe.php on line 101
validation.required validation.required.