[已解决]用户名和密码都是对的，为什么登录不了系统？

系统加载错误，请与管理员联系...


URL：
http://localhost:8010/Portal/login.aspx?LoginModal=ModalShow

消息：
PasswordInvalid: Connection failed: PasswordInvalid

堆栈：
at OThinker.Clusterware.LogicUnitConnectionPool.Connect(Int32 Index)
at OThinker.Clusterware.LogicUnitConnectionPool.GetConnection()
at OThinker.H3.Client.SettingManagerClient.GetSheetSettings()
at OThinker.H3.Portal.UserValidatorFactory.Login(AuthenticationType AuthenticationType, String EngineCode, String UserName, String Password, Boolean isAdminLogin)
at OThinker.H3.Portal.Login.btnLogin_Click(Object sender, EventArgs e) in c:\Program Files\Authine\H3 BPM\Portal\Login.aspx.cs:line 104
at System.Web.UI.WebControls.Button.RaisePostBackEvent(String eventArgument)
at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)

我删除H3程序后，再安装登录就显示如下错误，请问有人知道怎解决吗？

 
系统加载错误，请与管理员联系...
URL：
http://localhost:8010/Portal/login.aspx?LoginModal=ModalShow
消息：
Object reference not set to an instance of an object.
堆栈：
at OThinker.H3.Portal.UserValidatorFactory.Login(AuthenticationType AuthenticationType, String EngineCode, String UserName, String Password, Boolean isAdminLogin)
at OThinker.H3.Portal.Login.btnLogin_Click(Object sender, EventArgs e) in c:\Program Files\Authine\H3 BPM\Portal\Login.aspx.cs:line 104
at System.Web.UI.WebControls.Button.RaisePostBackEvent(String eventArgument)
at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)