using System;
using System.Collections.Generic;
using System.Text;
using System.Data.OleDb;

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            OleDbConnection DBPIConn;
            DBPIConn = new OleDbConnection();
            DBPIConn.ConnectionString = "Provider=PIOLEDB.1;Data Source=SERVER NAME;Persist Security Info=True;Password=PASSWD;User ID=LOGIN";
            DBPIConn.Open();
            DBPIConn.Close();
        }
    }
}

System.Data.OleDb.OleDbException was unhandled
  Message="[PI SDK] Unable to open a session on a server.  The user name and password may be incorrect.  SERVER NAME"
  Source="PIOLEDB"
  ErrorCode=-2147467259
  StackTrace:
       at System.Data.OleDb.OleDbConnectionInternal..ctor(OleDbConnectionString constr, OleDbConnection connection)
       at System.Data.OleDb.OleDbConnectionFactory.CreateConnection(DbConnectionOptions options, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningObject)
       at System.Data.ProviderBase.DbConnectionFactory.CreateNonPooledConnection(DbConnection owningConnection, DbConnectionPoolGroup poolGroup)
       at System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection)
       at System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory)
       at System.Data.OleDb.OleDbConnection.Open()
       at ConsoleApplication1.Program.Main(String[] args) in C:\Documents and Settings\buntux\Local Settings\Application Data\Temporary Projects\ConsoleApplication1\Program.cs:line 15
       at System.AppDomain._nExecuteAssembly(Assembly assembly, String[] args)
       at System.AppDomain.ExecuteAssembly(String assemblyFile, Evidence assemblySecurity, String[] args)
       at Microsoft.VisualStudio.HostingProcess.HostProc.RunUsersAssembly()
       at System.Threading.ThreadHelper.ThreadStart_Context(Object state)
       at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
       at System.Threading.ThreadHelper.ThreadStart()