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A New Chapter for MagicMirror: The Community Takes the Lead
Read the statement by Michael Teeuw here.

ReferenceError: fetch is not defined

Scheduled Pinned Locked Moved Solved Troubleshooting
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  • R Offline
    ReD1470
    last edited by Oct 18, 2024, 1:09 PM

    Could not find anything helpfull on the web, of this forum so here goes.

    MM was running fine until latest update. Weather stopped working.,
    Fixed it by using the sample settings, they changed from openweather to openmeto. ok, no prob.

    But now, dont ask, calender and newsfeed keep loading.
    I tried;

    • git pull in Magic mirror folder
    • ran npm install node-fetch@2 in Magic mirror and calender module folder
    • ran sdetweil repair script (
    • updated Pi3, running bookwork

    the log shows this
    0|mm | [2024-10-18 14:59:19.435] [ERROR] Whoops! There was an uncaught exception…
    0|mm | [2024-10-18 14:59:19.448] [ERROR] ReferenceError: fetch is not defined
    0|mm | at fetchCalendar (/home/pi/MagicMirror/modules/default/calendar/calendarfetcher.js:51:3)
    0|mm | at CalendarFetcher.startFetch (/home/pi/MagicMirror/modules/default/calendar/calendarfetcher.js:96:3)
    0|mm | at Class.createFetcher (/home/pi/MagicMirror/modules/default/calendar/node_helper.js:79:11)
    0|mm | at Class.socketNotificationReceived (/home/pi/MagicMirror/modules/default/calendar/node_helper.js:15:9)
    0|mm | at Socket. (/home/pi/MagicMirror/js/node_helper.js:91:10)
    0|mm | at Socket.onevent (/home/pi/MagicMirror/node_modules/socket.io/dist/socket.js:462:26)
    0|mm | at Socket._onpacket (/home/pi/MagicMirror/node_modules/socket.io/dist/socket.js:430:22)
    0|mm | at /home/pi/MagicMirror/node_modules/socket.io/dist/client.js:214:24
    0|mm | at process.processTicksAndRejections (node:internal/process/task_queues:78:11)

    Strange, but have Hyper-v debian running with MM and no problem there

    Anyone?

    S 1 Reply Last reply Oct 18, 2024, 1:34 PM Reply Quote 0
    • S Away
      sdetweil @ReD1470
      last edited by Oct 18, 2024, 1:34 PM

      @ReD1470 what nodejs version are you running?

      node -v

      you need 20.9.0 or above, but not any v 21

      the npm install should fail on v 2.29.0 as it checks the version too

      my upgrade script is 2 part right?
      without any parameters its it just a test, no changes
      with a parameter it will DO the upgrade, nodejs too

      Sam

      How to add modules

      learning how to use browser developers window for css changes

      R 1 Reply Last reply Oct 20, 2024, 3:34 PM Reply Quote 0
      • R Offline
        ReD1470 @sdetweil
        last edited by Oct 20, 2024, 3:34 PM

        @sdetweil

        Yes node -v
        v20.9.0

        Yes the install script was applied with apply
        bash -c “$(curl -sL https://raw.githubusercontent.com/sdetweil/MagicMirror_scripts/master/upgrade-script.sh)” apply

        If you want i can try and zip and post the upgrade.log

        S 1 Reply Last reply Oct 20, 2024, 3:41 PM Reply Quote 0
        • S Away
          sdetweil @ReD1470
          last edited by Oct 20, 2024, 3:41 PM

          @ReD1470 note… IF you tried to do it manually, my script will abort if you try to auto upgrade again…
          (I will not install updates over already updated)

          so you have to change apply to force, to FORCE the scrip to do it anyhow

          don’t need the whole upgrade log just the last 20 lines

          Sam

          How to add modules

          learning how to use browser developers window for css changes

          R 1 Reply Last reply Oct 20, 2024, 3:56 PM Reply Quote 0
          • R Offline
            ReD1470 @sdetweil
            last edited by Oct 20, 2024, 3:56 PM

            @sdetweil

            WOW that did alot… i think
            but you sure now your stuf… problem fixed. I got my calender back
            TNX!

            here are the last lines of the log
            ----------------------------------
            npm WARN deprecated har-validator@5.1.5: this library is no longer supported
            npm WARN deprecated uuid@3.4.0: Please upgrade to version 7 or higher. Older versions may use Math.random() in certain circumstances, which is known to be problematic. See https://v8.dev/blog/math-random for details.
            npm WARN deprecated request@2.88.2: request has been deprecated, see https://github.com/request/request/issues/3142

            added 48 packages, and audited 49 packages in 8s

            2 packages are looking for funding
            run npm fund for details

            2 moderate severity vulnerabilities

            Some issues need review, and may require choosing
            a different dependency.

            Run npm audit for details.

            processing complete for module MMM-SystemStats
            

            restoring custom.css
            removing git alias
            Upgrade ended - Sun Oct 20 17:53:11 CEST 2024

            S 1 Reply Last reply Oct 20, 2024, 4:15 PM Reply Quote 0
            • S Away
              sdetweil @ReD1470
              last edited by Oct 20, 2024, 4:15 PM

              @ReD1470 awesome. glad it’s working

              Sam

              How to add modules

              learning how to use browser developers window for css changes

              1 Reply Last reply Reply Quote 0
              • R ReD1470 has marked this topic as solved on Oct 20, 2024, 5:26 PM
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