大家帮帮我啊mysql连不上了，

Connect(0) to MySQL (localhost,root) failed

The URL Is:
http://localhost

MySQL Server Error:
Client does not support authentication protocol requested by server; consider upgrading MySQL client ( 1251 )


用root不设密码的时候可以正确安装

可设了root的密码 就没法安装了 情况如上
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大家帮帮忙啊谢谢