主题: 安装后,postmaster不能登陆

如下错误:
#1045 - Access denied for user 'postmaster'@'localhost' (using password: YES)
这是什么原因

用邮箱全名登录出现如下错误:
#1045 - Access denied for user 'postmaster@sskil'@'localhost' (using password: YES)

另外:怎样再安装PostfixAdmin?

还有:ie登录显示证书错误