Fatal error: Uncaught Error: Class 'Grpc\ServerStreamingCall' not found in /home/app/htdocs/ninja/vendor/google/gax/src/ApiCore/Testing/MockServerStreamingCall.php:43
Stack trace:
#0 {main}
thrown in /home/app/htdocs/ninja/vendor/google/gax/src/ApiCore/Testing/MockServerStreamingCall.php on line 43