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    SD card corrupted?

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    • Idodgeadsundefined
      Idodgeads
      last edited by

      I turned on my printer and the fans run constantly. I have no control over anything, can't
      connect to the DWC. Took the sd card out and put it in the computer. The files on the card are now named 9 !9 )9 9 <9 }9 19.

      Any idea what has happened here?

      Thank you in advance,

      infiniteloopundefined 1 Reply Last reply Reply Quote 0
      • infiniteloopundefined
        infiniteloop @Idodgeads
        last edited by

        @idodgeads said in SD card corrupted?:

        I turned on my printer and the fans run constantly. I have no control over anything, can't
        connect to the DWC.

        Connect your Duet to a PC via USB, follow this guide: What to do if your Duet won't respond
        To check the SD card, go with this guide: Troubleshooting SD Card issues

        Idodgeadsundefined 1 Reply Last reply Reply Quote 0
        • Idodgeadsundefined
          Idodgeads @infiniteloop
          last edited by

          @infiniteloop
          Ok thanks, I'll try that later today. I have a feeling its the sd card but I've never seen one
          rewrite the file names and delete the data like this has.

          infiniteloopundefined 1 Reply Last reply Reply Quote 0
          • infiniteloopundefined
            infiniteloop @Idodgeads
            last edited by infiniteloop

            @idodgeads said in SD card corrupted?:

            I've never seen one rewrite the file names and delete the data like this has.

            I think you see some random blocks due to a garbled lookup table. Definitely time to replace the SD card - hopefully, you have a backup?

            Idodgeadsundefined 1 Reply Last reply Reply Quote 0
            • Idodgeadsundefined
              Idodgeads @infiniteloop
              last edited by

              @infiniteloop
              It was the sd card. I was lucky I had a config backed up on my tablet that was fairly recent. I did have to redo everything else though, macros, firmware and so on. I'm going to make a backup sd card as soon as I get everything tuned right.

              Thanks again,

              deckingmanundefined 1 Reply Last reply Reply Quote 1
              • Phaedruxundefined Phaedrux marked this topic as a question
              • Phaedruxundefined Phaedrux has marked this topic as solved
              • Phaedruxundefined
                Phaedrux Moderator
                last edited by

                SD cards are a fairly fickle medium. Having a good backup is always recommended.

                Z-Bot CoreXY Build | Thingiverse Profile

                1 Reply Last reply Reply Quote 0
                • deckingmanundefined
                  deckingman @Idodgeads
                  last edited by

                  @idodgeads said in SD card corrupted?:

                  @infiniteloop
                  It was the sd card. I was lucky I had a config backed up on my tablet that was fairly recent. I did have to redo everything else though, macros, firmware and so on. I'm going to make a backup sd card as soon as I get everything tuned right.

                  Thanks again,

                  Lesson learned then - almost. Personally I wouldn't wait to get everything tuned before making a back-up. The strategy I use is to create a folder on my PC which is backed up both to a local NAS as well as to "the cloud" via my Google Drive. When I need to make any changes to my configuration or macros, I always make those changes to the files within the folder on my PC, then upload them to the SD card on the machine. Never the other way round. So when (not if) the SD card fails, I always have the very latest files available to copy to a new card.

                  Ian
                  https://somei3deas.wordpress.com/
                  https://www.youtube.com/@deckingman

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