This error message indicates an issue with the time and date settings on your device. You can usually get things working by doing the following:


iOS

1. Make sure you have the latest version of iOS.

2. Turn on “Set automatically” in Settings > General > Date & Time.


Find more instructions here.


Windows

1. Open “Date and Time” in Control Panel.

2. On the “Date & Time” tab, select the item you want to change.

3. Save.


Find more instructions here.


Soundtrack Player

Check that port 123 is open in your firewall settings.