Bug 134229 [smoke][regression] fail to export data as csv format
steps to reproduce: - use the attached report - preview in web viewer - export data - select data - click on OK expected behavior: - data is exported (as csv format) actual behavior: - nothing happened
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/servlet/ViewerServlet.java
context.finalize( );
			}
		}
		else
		{
			doGet( request, response );
		}
	}
	/**
	 * Display exception.
	 * 
	 * @param request
	 *            the request.
	 * @param response
	 *            the response.
	 * @param exception
	 *            the exception to display.
	 * @throws ServletException
	 * @throws IOException
	 */
	private void displayException( HttpServletRequest request,
			HttpServletResponse response, Exception exception )
			throws ServletException, IOException
	{
		String target = EORROR_PAGE;
		request.setAttribute( "error", exception ); 
		RequestDispatcher rd = request.getRequestDispatcher( target );
		rd.include( request, response );
	}
}