System.ArugumentException in asp.net c#

[ramanan ram]

i am using enterprise library program in asp.net with c#.

Database conn1 = DatabaseFactory .CreateDatabase ("con");

this line written in datalayer while execute the occur
System.Arugumen tException Unable to find the requested .Net Framework Data Provider. error
webconfig file:

<add name="con" connectionString="Provider=MSDAORA.1;Data Source =PRMY;User ID =xxxuserIDxxx;Password = xxxxx;" providerName="System.Data.OLEDB"/>

this line only written in webconfig file .
please help...

[Monomachus]

May be you should have something like this? "System.Data.Ol eDb"

 <add name="new" connectionString="Provider=MSDAORA.1;Data Source=164.125.68.34;Password=1234;User ID=1m3w"
   providerName="System.Data.OleDb" />