请教MySQL的问题~~~~~~~~~~~~~

suncrow

[code:1][root@MagicLinux mysql-3.23.58]# /usr/local/mysql/bin/mysqladmin -u root password '123456'
/usr/local/mysql/bin/mysqladmin: connect to server at 'localhost' failed
error: 'Access denied for user: 'root@localhost' (Using password: NO)'

[/code:1]


请问这是什么问题？？？如何解决呢？？？

lysdos

　－uroot -p12345

suncrow

[root@MagicLinux binbin]# Starting mysqld daemon with databases from /usr/local/mysql//var
050727 00:30:23  mysqld ended


[1]+  Done                    /usr/local/mysql/bin/mysqld_safe
[root@MagicLinux binbin]#  


这个是什么原因？？？