Absolutely do not upgrade just to try to fix a problem. There's not much difference between Pro & basic...chances are that if you have a problem with basic, you'll have the same problem with Pro


Go through the fixes in the thread below. If nothing there helps, post back with your system details - we can't help much if we know nothing about your setup.
If LW Will Not Connect

If you want to try an older version of LW then here's a link to a 4.16 version:
LW basic 4.16.7.exe