Starting simple WebSocket test server on port 8082...
<br />
<b>Fatal error</b>:  Uncaught Error: Class &quot;Workerman\Worker&quot; not found in /var/www/AMA/test-websocket-server.php:14
Stack trace:
#0 {main}
  thrown in <b>/var/www/AMA/test-websocket-server.php</b> on line <b>14</b><br />