摘要：
401:Authentication credentials (http://dev.twitter.com/pages/auth) were missing or incorrect. Ensure that you have set valid conumer key/secret, access token/secret, and the system clock in in sync.Twitter授权权限设置在创建App时给的 否则在发消息的时候出现 上面错误401是因为后台没有设置Setting中找到下面设置选中read and wirte 模式是Read onlyApplicat 阅读全文
