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VP2+ Data Input Appears To Have Stopped

Discussion specific to Davis weather stations
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optrex
Posts: 12
Joined: Tue 16 Feb 2010 9:44 am
Weather Station: OS 918
Operating System: Linux with XP Virtualbox

VP2+ Data Input Appears To Have Stopped

Post by optrex »

VP2+ on Firmware Version: 1.90, running Cumulus 1.9.2 Build 1032 startup was upgraded to Cumulus 1.9.3 Build 1057

startup now gets VP2: LoadCurrentVantageData_V, error = -32701

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steve
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Re: VP2+ Data Input Appears To Have Stopped

Post by steve »

The Davis DLL is losing contact with the console, hence the -32701 error, which means "communication error". Unfortunately, that's the only information the DLL gives in this situation.

Is this a USB connection via a virtual serial port? Perhaps it's something to do with your Linux/VirtualBox setup? Could the port be getting powered off? The relevant code in Cumulus hasn't changed between 1.9.2 and 1.9.3, and it's the same Davis DLL.

Note that you have the logger interval in Cumulus set to 1 minute, and the station set to 5 minutes, so you are hitting this issue: http://wiki.sandaysoft.com/a/FAQ#Cumulu ... t_start_up

I think that's unlikely to be related to the communication problem.
Steve
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