Fatal error: Uncaught RuntimeException: Failed to listen on "tcp://0.0.0.0:6001": Address already in use (EADDRINUSE) in /var/www/socket.payloader.fctdme.org.ng/vendor/react/socket/src/TcpServer.php:188 Stack trace: #0 /var/www/socket.payloader.fctdme.org.ng/vendor/react/socket/src/SocketServer.php(65): React\Socket\TcpServer->__construct() #1 /var/www/socket.payloader.fctdme.org.ng/bin/socketServer.php(20): React\Socket\SocketServer->__construct() #2 {main} thrown in /var/www/socket.payloader.fctdme.org.ng/vendor/react/socket/src/TcpServer.php on line 188