Fatal error: Uncaught Error: Interface 'Phpro\SoapClient\Soap\Handler\HandlerInterface' not found in /home/opcon/src/composer/vendor/phpro/soap-client/src/Phpro/SoapClient/Soap/Handler/HttPlugHandle.php:20 Stack trace: #0 {main} thrown in /home/opcon/src/composer/vendor/phpro/soap-client/src/Phpro/SoapClient/Soap/Handler/HttPlugHandle.php on line 20