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Error with Davis/Linux Mint

From build 3044 the development baton passed to Mark Crossley. Mark has been responsible for all the Builds since. He has made the code available on GitHub. It is Mark's hope that others will join in this development, but at the very least he welcomes your ideas for future developments (see Cumulus MX Development suggestions).

Moderator: mcrossley

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KPAERIE18
Posts: 1
Joined: Wed 26 Aug 2020 8:46 pm
Weather Station: Davis Vantage Vue
Operating System: Mint 19

Error with Davis/Linux Mint

Post by KPAERIE18 »

When I start the software, it works for about a minute or two, then throws the following error:

System.IO.IOException: Resource temporarily unavailable
at System.IO.Ports.SerialPortStream.ThrowIOException () [0x00012] in <bd46d4d4f7964dfa9beea098499ab597>:0
at System.IO.Ports.SerialPortStream.Read (System.Byte[] buffer, System.Int32 offset, System.Int32 count) [0x0008d] in <bd46d4d4f7964dfa9beea098499ab597>:0
at System.IO.Ports.SerialPort.read_byte () [0x00007] in <bd46d4d4f7964dfa9beea098499ab597>:0
at System.IO.Ports.SerialPort.ReadChar () [0x00010] in <bd46d4d4f7964dfa9beea098499ab597>:0
at (wrapper remoting-invoke-with-check) System.IO.Ports.SerialPort:ReadChar ()
at CumulusMX.DavisStation.WaitForACK (System.IO.Ports.SerialPort serialPort, System.Int32 timeoutMs) [0x00029] in <7fec7c98302d42e5b5feaae48ba3f4c7>:0
at CumulusMX.DavisStation.SendLoopCommand (System.IO.Ports.SerialPort serialPort, System.String commandString) [0x00066] in <7fec7c98302d42e5b5feaae48ba3f4c7>:0
at CumulusMX.DavisStation.Start () [0x0018d] in <7fec7c98302d42e5b5feaae48ba3f4c7>:0
at System.Threading.ThreadHelper.ThreadStart_Context (System.Object state) [0x00017] in <8f2c484307284b51944a1a13a14c0266>:0
at System.Threading.ExecutionContext.RunInternal (System.Threading.ExecutionContext executionContext, System.Threading.ContextCallback callback, System.Object state, System.Boolean preserveSyncCtx) [0x0008d] in <8f2c484307284b51944a1a13a14c0266>:0
at System.Threading.ExecutionContext.Run (System.Threading.ExecutionContext executionContext, System.Threading.ContextCallback callback, System.Object state, System.Boolean preserveSyncCtx) [0x00000] in <8f2c484307284b51944a1a13a14c0266>:0
at System.Threading.ExecutionContext.Run (System.Threading.ExecutionContext executionContext, System.Threading.ContextCallback callback, System.Object state) [0x00031] in <8f2c484307284b51944a1a13a14c0266>:0
at System.Threading.ThreadHelper.ThreadStart () [0x0000b] in <8f2c484307284b51944a1a13a14c0266>:0
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User avatar
mcrossley
Posts: 14388
Joined: Thu 07 Jan 2010 9:44 pm
Weather Station: Davis VP2/WLL
Operating System: Bullseye Lite rPi
Location: Wilmslow, Cheshire, UK
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Re: Error with Davis/Linux Mint

Post by mcrossley »

It looks like the serial port was disconnected from Linux. The latest version of MX (3.8.3) should be more robust in handling this gracefully and reconnecting when the port comes back.
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