We changed the account that we where using to access services and the database. Everything else is up and running correctly. But we are experiencing some new errors.------------ The DataSourceID of 'TopNavigationMenu' must be the ID of a control of type IHierarchicalDataSource. A control with ID 'topSiteMap' could not be found. Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. Exception Details: System.Web.HttpException: The DataSourceID of 'TopNavigationMenu' must be the ID of a control of type IHierarchicalDataSource. A control with ID 'topSiteMap' could not be found.Source Error: An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below. Stack Trace: [HttpException (0x80004005): The DataSourceID of 'TopNavigationMenu' must be the ID of a control of type IHierarchicalDataSource. A control with ID 'topSiteMap' could not be found.] System.Web.UI.WebControls.HierarchicalDataBoundControl.GetDataSource() +1483857 System.Web.UI.WebControls.HierarchicalDataBoundControl.ConnectToHierarchicalDataSource() +158 System.Web.UI.WebControls.HierarchicalDataBoundControl.OnLoad(EventArgs e) +16 System.Web.UI.Control.LoadRecursive() +47 System.Web.UI.Control.LoadRecursive() +131 System.Web.UI.Control.LoadRecursive() +131 System.Web.UI.Control.LoadRecursive() +131 System.Web.UI.Control.LoadRecursive() +131 System.Web.UI.Control.LoadRecursive() +131 System.Web.UI.Control.LoadRecursive() +131 System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1436------------The event log is showing:------------ Event Type: WarningEvent Source: ASP.NET 2.0.50727.0Event Category: Web Event Event ID: 1309Date: 2/19/2008Time: 10:54:52 AMUser: N/AComputer: ANWS2Description:Event code: 3005 Event message: An unhandled exception has occurred. Event time: 2/19/2008 10:54:52 AM Event time (UTC): 2/19/2008 3:54:52 PM Event ID: 6955df3142a345d1b818550d8988eedc Event sequence: 13 Event occurrence: 6 Event detail code: 0 Application information: Application domain: /LM/W3SVC/1963726642/Root-1-128479095283241633 Trust level: WSS_Minimal Application Virtual Path: / Application Path: C:\Inetpub\wwwroot\wss\VirtualDirectories\opsb.dmb.mdnet80\ Machine name: ANWS2 Process information: Process ID: 3452 Process name: w3wp.exe Account name: MDDBM\sqlservice Exception information: Exception type: HttpException Exception message: The DataSourceID of 'TopNavigationMenu' must be the ID of a control of type IHierarchicalDataSource. A control with ID 'topSiteMap' could not be found. Request information: Request URL: https://opsb.dbm.mdnet:443/pages/login.aspx?ReturnUrl=An unhandled exception has occurred.f_layoutsAn unhandled exception has occurred.fAuthenticate.aspx2/19/2008 10:54:52 AMfSource2/19/2008 10:54:52 AMd%252f&Source=An unhandled exception has occurred.f Request path: /pages/login.aspx User host address: 127.0.0.1 User: Is authenticated: False Authentication Type: Thread account name: MDDBM\sqlservice Thread information: Thread ID: 1 Thread account name: MDDBM\sqlservice Is impersonating: False Stack trace: at System.Web.UI.WebControls.HierarchicalDataBoundControl.GetDataSource() at System.Web.UI.WebControls.HierarchicalDataBoundControl.ConnectToHierarchicalDataSource() at System.Web.UI.WebControls.HierarchicalDataBoundControl.OnLoad(EventArgs e) at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)Custom event details: For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp.Any ideas on what we can do to resolve this issue?

Revert the web.config to its original state, it shud workSandeep Nahta http://snahta.blogspot.com