In order to fix the issue, go to Start, type services.msc and open the utility. Locate he Pure Networks Platform Service and right-click on its icon and select Automatic as Startup type. After that, reboot your computer and try to use it again.
If it doesn't work, go to (C:) > Program Files > Pure Networks > Network Magic > Support folder and double click the serveme launcher. Right-click the Network Magic icon and select Stop NmService. After that, right-click on the program icon from System Tray, select Delete NetworkLib.xml and then press Force First Run.