Fatal error: Uncaught Error: Class 'Symfony\Component\HttpClient\Internal\ClientState' not found in D:\workspaces\liZiPingBack\vendor\symfony\http-client\Internal\NativeClientState.php:21 Stack trace: #0 {main} thrown in D:\workspaces\liZiPingBack\vendor\symfony\http-client\Internal\NativeClientState.php on line 21