Reporting Services Configuration Error

The Server name has been changed.
When installing reporting service the service starts up fine
i get the following 2 events in the event viewer
1-The report server database is an invalid version.
2-Report Server Windows Service (MSSQLSERVER) cannot connect to the report
server database.
When i try and open "Reporting Services Configuration" to configure and
create my new reporting database.. i get the error at the bottom of the post
I have run WMIDiag and it says everything is fine on the server
server: Windows 2003 standard + sql 2005 standard
************** Exception Text **************
ReportServicesConfigUI.WMIProvider.WMIProviderException: A WMI error has
occured. The returned error is:
Provider failure . --> System.Management.ManagementException: Provider
failure
at
System.Management.ManagementException.ThrowWithExtendedInfo(ManagementStatus
errorCode)
at System.Management.ManagementObject.InvokeMethod(String methodName,
ManagementBaseObject inParameters, InvokeMethodOptions options)
at ReportServicesConfigUI.WMIProvider.RSInstance.RefreshServerStatus()
-- End of inner exception stack trace --
at ReportServicesConfigUI.WMIProvider.RSInstance.RefreshServerStatus()
at
ReportServicesConfigUI.WMIProvider.RSInstance.get_DelayLoadConfiguration()
at
ReportServicesConfigUI.WMIProvider.RSInstance.get_Item(ConfigurationItemNames
itemName)
at ReportServicesConfigUI.ConfigurationManager.ResetStepStatus()
at ReportServicesConfigUI.ConfigurationManager.ChangeMachine()
at ReportServicesConfigUI.ConfigurationManager.LaunchDialog()
at ReportServicesConfigUI.ConfigurationManager.OnActivated(EventArgs e)
at System.Windows.Forms.Form.set_Active(Boolean value)
at System.Windows.Forms.Form.WmActivate(Message& m)
at System.Windows.Forms.Form.WndProc(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg,
IntPtr wparam, IntPtr lparam)I am having the same issue... did you find a resolution?