When I tried to run the webservice (Connecting to sql database)<BR>I got the following error.Server Error in &#039;/&#039; Application.<BR><BR>Description: An error occurred during the processing of a configuration file required to service this request. Please review the specific error details below and modify your configuration file appropriately. <BR><BR>Parser Error Message: It is an error to use a section registered as allowDefinition=&#039;MachineToApplication&#039; beyond application level. This error can be caused by a virtual directory not being configured as an application in IIS.<BR><BR> &#060;authentication mode="windows" /&#062; <BR>When I tried without database it worked.<BR>Connected to SQL server using username & password.<BR>How can I solve the problem?<BR><BR>2)How can I connect to Acess database?System.Data.ADO name space is showing error.<BR>Thanks joe