Internal Server Exception

When searching on the site contoso were getting the following error message:- Internal Server Exception   We checked the ULS Logs and see the following details:- +++ 11/15/2011 15:29:38.62 w3wp.exe (0x08A4) 0x0418 SharePoint Server Search Query dk9x High SearchServiceApplicationProxy::GetLocationConfigurations–Error occured: System.ServiceModel.FaultException`1[System.ServiceModel.ExceptionDetail]: The service implementation object was not initialized or is not available. (Fault Detail is…