Solved. It was an issue with the Station ID.
The one I chosed was not reporting hourly.

I have a problem with the script. I would apreciate if somebody could help me, because I am a newbie in LUA scripts. I added some lines for solar radiation to the script. It works for several hours, but then I get this error message: Error: EventSystem: in solar: [string " --[[ Virtual Lux sensor ...