打开登录页面后,输入用户名密码,但是不能登录显示登录失败,错误信息如下:Messages:Failed to Login;Failed to check authentication of user 'admin';Cannot build directory item for key '[qcsiteadmin_db@jdbc:mercury:sqlserver://MICROSOF-F233T:1433(td)]' in SA Global Struct Dir;Failed to fill table struct for table null in database qcsiteadmin_db@jdbc:mercury:sqlserver://MICROSOF-F233T:1433(td);[Mercury][SQLServer JDBC Driver]Error establishing socket. Unknown host: MICROSOF-F233T;St.