Cumulus Support

hi; need a little help, please from anyone. Lost of a years data (crap) !! Anyway. Its crashing when I attempt to download from station. Can anyone throw some light on this, please....






file attached...

It's falling over trying to calculate dewpoint, as if the humidity reading was zero. But it actually checks for zero to stop this happening. If you zip up the diags folder and attach it to a reply in this thread, I may be able to see what's going on.