用户名无效 meaning in English
invalid user name
Examples
- Message text : the user has an invalid user name
消息正文： “此用户的用户名无效。 ” - Cannot be terminated by backslashes
中指定的用户名无效。 - And no , i have not forgotten my pass word or my " safety question "
用户名无效，密码错误或安全问题回答错误，您可以有至多5次尝试，请返回。