handle thing that apparently errored beyond my expectations

src/common/mainloop/client.rs

@@ -275,7 +275,9 @@ where
                     cipher_out = Some(cout);
                 },
                 OnConnect::Packet(pkt) => {
-                    send_pkt(&mut socket, &mut NullCipher {}, &pkt).await.unwrap();
+                    if let Err(err) = send_pkt(&mut socket, &mut NullCipher {}, &pkt).await {
+                        error!("error sending on_connect packet {:?}", err);
+                    }
                 }
             }
         }