how to bypass login in crystalreport 2008 using C# and oracle 10g

private void IntReport(string rptPath, string strServerName, string strDataBase, string strUserName, string strPassword)
{

	try {
		ReportDocument crReportDoc = new ReportDocument();
		ConnectionInfo crpConnectionInfo = new ConnectionInfo();
		TableLogOnInfo crpTableLogonInfo = new TableLogOnInfo();
		Table tblCurrent = default(Table);
		Sections crSections = default(Sections);
		SubreportObject crSubreportObject = default(SubreportObject);
		ReportObjects crReportObjects = default(ReportObjects);

		ReportDocument crSubreportDocument = default(ReportDocument);

		_crReportDoc.Load(rptPath);
		crpConnectionInfo.AllowCustomConnection = true;
		crpConnectionInfo.ServerName = strServerName;
		crpConnectionInfo.DatabaseName = strDataBase;
		crpConnectionInfo.UserID = strUserName;
		crpConnectionInfo.Password = strPassword;

		foreach ( tblCurrent in _crReportDoc.Database.Tables) {
			crpTableLogonInfo = tblCurrent.LogOnInfo;
			crpTableLogonInfo.ConnectionInfo = crpConnectionInfo;
			tblCurrent.ApplyLogOnInfo(crpTableLogonInfo);
		}
		crSections = crReportDoc.ReportDefinition.Sections;

		foreach (Section crSection in crSections) {
			crReportObjects = crSection.ReportObjects;
			foreach (ReportObject crReportObject in crReportObjects) {
				if (crReportObject.Kind == ReportObjectKind.SubreportObject) {
					crSubreportObject = (SubreportObject)crReportObject;

					crSubreportDocument = crSubreportObject.OpenSubreport(crSubreportObject.SubreportName);

					foreach ( tblCurrent in crSubreportDocument.Database.Tables) {
						crpTableLogonInfo = tblCurrent.LogOnInfo;
						crpTableLogonInfo.ConnectionInfo = crpConnectionInfo;
						tblCurrent.ApplyLogOnInfo(crpTableLogonInfo);
					}

				}
			}
		}
		crReportDoc.VerifyDatabase();
	} catch (Exception ex) {
		throw ex;
	}
}