hi all. im developing a web based application using asp.net

i'm getting this error below:

and idea on where the problem is and how to fix?

thank you in advance

Kanman

[OleDbException (0x80004005): Unspecified error
Oracle error occurred, but error message could not be retrieved from Oracle.
Data type is not supported.]
System.Data.Ole Db.OleDbCommand .ExecuteCommand TextErrorHandli ng(Int32...