If you get this error message when working in the app it normally means that your internet connection is too poor to support the traffic to the server. You can check if the server is unavailable by logging in at www.speedinvoice2.net.
If you get this error message when working in the app it normally means that your internet connection is too poor to support the traffic to the server. You can check if the server is unavailable by logging in at www.speedinvoice2.net.