BT 安装成功，但是登录失败

Service Yunclient Running                       [OK]
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
Package firewalld-0.3.9-14.el7.noarch already installed and latest version
Nothing to do
success
success
success
success
success
success
success
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The install successful!
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DefaultSiteUrl: http://137.:888
MySQLPassword: www.
phpMyAdmin: http://137.:888/phpmyadmin


登录提示：
数据库连接失败：SQLSTATE[HY000] [1045] Access denied for user 'bt_default'@'localhost' (using password: YES)