public IEnumerator TrySignIn() { yield return(StartCoroutine(DataBaseConnector.AuthenticationPlayer( text_authLogin.text, text_authPass.text, validation))); if (validation.ConfirmSignIn) { Cmn.player_id = validation.ID; SceneManager.LoadScene("Preload", LoadSceneMode.Additive); } else { ShowMessage("Login or password invalid. Check it and try again!"); } }