Check that Soundtrack Player for Windows is on
Double-click on the Soundtrack Player icon on the desktop. 

Check your internet connection
Check if you have an Internet connection by visiting a random website, e.g. www.soundtrackyourbrand.com. If it doesn’t work, troubleshoot your internet connection using this page.

Troubleshoot on your computer
Right-click the Soundtrack Player-icon in your taskbar on the bottom right next to the time and select "Troubleshoot". Make sure that all values say "Yes". If it doesn't, please contact your Soundtrack Player admin for further assistance.

Restart the Soundtrack Player
Right-click on the tray icon and select "Quit". Then restart the Soundtrack Player by double-clicking on the Soundtrack Player-icon on your desktop.

Restart your computer
Soundtrack Player should start once Windows has restarted. If it doesn't, just click the Soundtrack Player icon in your Programs folder.