Fatal error: Uncaught Error: Class "Google\Protobuf\Internal\Message" not found in /var/www/usonboard.com/grpc/src/php/tests/interop/Grpc/Testing/SimpleResponse.php:16
Stack trace:
#0 {main}
thrown in /var/www/usonboard.com/grpc/src/php/tests/interop/Grpc/Testing/SimpleResponse.php on line 16