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

    MMM-Face-Reco-DNN doesn't work

    Scheduled Pinned Locked Moved Solved Troubleshooting
    mmm-face-reco-dnnconfig.jsopencv
    16 Posts 3 Posters 5.3k Views 3 Watching
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    • S Do not disturb
      sdetweil @Antagonist
      last edited by

      @Antagonist what does the developers window show?

      Sam

      How to add modules

      learning how to use browser developers window for css changes

      1 Reply Last reply Reply Quote 0
      • A Offline
        Antagonist
        last edited by Antagonist

        Error log:

        SyntaxError: Unexpected token T in JSON at position 0
            at JSON.parse (<anonymous>)
            at PythonShell.asJson (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:358:21)
            at /home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:310:42
            at Array.forEach (<anonymous>)
            at PythonShell.recieveInternal (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:306:15)
            at PythonShell.receiveStderr (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:290:21)
            at Socket.<anonymous> (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:108:18)
            at Socket.emit (events.js:182:13)
            at addChunk (_stream_readable.js:279:12)
            at readableAddChunk (_stream_readable.js:260:13)
        { Error: ModuleNotFoundError: No module named 'cv2'
            at PythonShell.parseError (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:246:21)
            at terminateIfNeeded (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:129:32)
            at ChildProcess.<anonymous> (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:121:13)
            at ChildProcess.emit (events.js:182:13)
            at Process.ChildProcess._handle.onexit (internal/child_process.js:237:12)
            ----- Python Traceback -----
            File "modules/MMM-Face-Reco-DNN/tools/facerecognition.py", line 5, in <module>
              from stream import VideoStream
            File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/stream.py", line 2, in <module>
              from webcam import WebcamVideoStream
            File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/webcam.py", line 3, in <module>
              import cv2
          traceback:
           'Traceback (most recent call last):\n  File "modules/MMM-Face-Reco-DNN/tools/facerecognition.py", line 5, in <module>\n    from stream import VideoStream\n  File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/stream.py", line 2, in <module>\n    from webcam import WebcamVideoStream\n  File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/webcam.py", line 3, in <module>\n    import cv2\nModuleNotFoundError: No module named \'cv2\'\n',
          executable: 'python3',
          options: null,
          script: 'modules/MMM-Face-Reco-DNN/tools/facerecognition.py',
          args:
           [ '--cascade=modules/MMM-Face-Reco-DNN/tools/haarcascade_frontalface_default.xml',
             '--encodings=modules/MMM-Face-Reco-DNN/tools/encodings.pickle',
             '--usePiCamera=1',
             '--method=dnn',
             '--detectionMethod=hog',
             '--interval=2000',
             '--output=0',
             '--extendDataset=False',
             '--dataset=modules/MMM-Face-Reco-DNN/dataset/' ],
          exitCode: 1 }
        SyntaxError: Unexpected token T in JSON at position 0
            at JSON.parse (<anonymous>)
            at PythonShell.asJson (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:358:21)
            at /home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:310:42
            at Array.forEach (<anonymous>)
            at PythonShell.recieveInternal (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:306:15)
            at PythonShell.receiveStderr (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:290:21)
            at Socket.<anonymous> (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:108:18)
            at Socket.emit (events.js:182:13)
            at addChunk (_stream_readable.js:279:12)
            at readableAddChunk (_stream_readable.js:260:13)
        { Error: ModuleNotFoundError: No module named 'cv2'
            at PythonShell.parseError (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:246:21)
            at terminateIfNeeded (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:129:32)
            at ChildProcess.<anonymous> (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:121:13)
            at ChildProcess.emit (events.js:182:13)
            at Process.ChildProcess._handle.onexit (internal/child_process.js:237:12)
            ----- Python Traceback -----
            File "modules/MMM-Face-Reco-DNN/tools/facerecognition.py", line 5, in <module>
              from stream import VideoStream
            File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/stream.py", line 2, in <module>
              from webcam import WebcamVideoStream
            File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/webcam.py", line 3, in <module>
              import cv2
          traceback:
           'Traceback (most recent call last):\n  File "modules/MMM-Face-Reco-DNN/tools/facerecognition.py", line 5, in <module>\n    from stream import VideoStream\n  File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/stream.py", line 2, in <module>\n    from webcam import WebcamVideoStream\n  File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/webcam.py", line 3, in <module>\n    import cv2\nModuleNotFoundError: No module named \'cv2\'\n',
          executable: 'python3',
          options: null,
          script: 'modules/MMM-Face-Reco-DNN/tools/facerecognition.py',
          args:
           [ '--cascade=modules/MMM-Face-Reco-DNN/tools/haarcascade_frontalface_default.xml',
             '--encodings=modules/MMM-Face-Reco-DNN/tools/encodings.pickle',
             '--usePiCamera=1',
             '--method=dnn',
             '--detectionMethod=hog',
             '--interval=2000',
             '--output=0',
             '--extendDataset=False',
             '--dataset=modules/MMM-Face-Reco-DNN/dataset/' ],
          exitCode: 1 }
        TypeError: Cannot read property 'childProcess' of undefined
            at Class.destroy (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:84:18)
            at Class.python_stop (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:79:10)
            at Class.stop (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:102:10)
            at App.stop (/home/pi/MagicMirror/js/app.js:247:16)
            at process.App.process.on (/home/pi/MagicMirror/js/app.js:261:8)
            at process.emit (events.js:182:13)
        SyntaxError: Unexpected token T in JSON at position 0
            at JSON.parse (<anonymous>)
            at PythonShell.asJson (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:358:21)
            at /home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:310:42
            at Array.forEach (<anonymous>)
            at PythonShell.recieveInternal (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:306:15)
            at PythonShell.receiveStderr (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:290:21)
            at Socket.<anonymous> (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:108:18)
            at Socket.emit (events.js:182:13)
            at addChunk (_stream_readable.js:279:12)
            at readableAddChunk (_stream_readable.js:260:13)
        { Error: ModuleNotFoundError: No module named 'cv2'
            at PythonShell.parseError (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:246:21)
            at terminateIfNeeded (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:129:32)
            at ChildProcess.<anonymous> (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:121:13)
            at ChildProcess.emit (events.js:182:13)
            at Process.ChildProcess._handle.onexit (internal/child_process.js:237:12)
            ----- Python Traceback -----
            File "modules/MMM-Face-Reco-DNN/tools/facerecognition.py", line 5, in <module>
              from stream import VideoStream
            File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/stream.py", line 2, in <module>
              from webcam import WebcamVideoStream
            File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/webcam.py", line 3, in <module>
              import cv2
          traceback:
           'Traceback (most recent call last):\n  File "modules/MMM-Face-Reco-DNN/tools/facerecognition.py", line 5, in <module>\n    from stream import VideoStream\n  File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/stream.py", line 2, in <module>\n    from webcam import WebcamVideoStream\n  File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/webcam.py", line 3, in <module>\n    import cv2\nModuleNotFoundError: No module named \'cv2\'\n',
          executable: 'python3',
          options: null,
          script: 'modules/MMM-Face-Reco-DNN/tools/facerecognition.py',
          args:
           [ '--cascade=modules/MMM-Face-Reco-DNN/tools/haarcascade_frontalface_default.xml',
             '--encodings=modules/MMM-Face-Reco-DNN/tools/encodings.pickle',
             '--usePiCamera=1',
             '--method=dnn',
             '--detectionMethod=hog',
             '--interval=2000',
             '--output=0',
             '--extendDataset=False',
             '--dataset=modules/MMM-Face-Reco-DNN/dataset/' ],
          exitCode: 1 }
        TypeError: Cannot read property 'childProcess' of undefined
            at Class.destroy (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:84:18)
            at Class.python_stop (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:79:10)
            at Class.stop (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:102:10)
            at App.stop (/home/pi/MagicMirror/js/app.js:247:16)
            at App.app.on (/home/pi/MagicMirror/js/electron.js:110:7)
            at App.emit (events.js:182:13)
            at Object.exports.execute (/home/pi/MagicMirror/node_modules/electron/dist/resources/electron.asar/browser/api/menu-item-roles.js:263:19)
            at MenuItem.click (/home/pi/MagicMirror/node_modules/electron/dist/resources/electron.asar/browser/api/menu-item.js:53:16)
            at Function.executeCommand (/home/pi/MagicMirror/node_modules/electron/dist/resources/electron.asar/browser/api/menu.js:30:13)
        SyntaxError: Unexpected token T in JSON at position 0
            at JSON.parse (<anonymous>)
            at PythonShell.asJson (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:358:21)
            at /home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:310:42
            at Array.forEach (<anonymous>)
            at PythonShell.recieveInternal (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:306:15)
            at PythonShell.receiveStderr (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:290:21)
            at Socket.<anonymous> (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:108:18)
            at Socket.emit (events.js:182:13)
            at addChunk (_stream_readable.js:279:12)
            at readableAddChunk (_stream_readable.js:260:13)
        { Error: ModuleNotFoundError: No module named 'cv2'
            at PythonShell.parseError (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:246:21)
            at terminateIfNeeded (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:129:32)
            at ChildProcess.<anonymous> (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:121:13)
            at ChildProcess.emit (events.js:182:13)
            at Process.ChildProcess._handle.onexit (internal/child_process.js:237:12)
            ----- Python Traceback -----
            File "modules/MMM-Face-Reco-DNN/tools/facerecognition.py", line 5, in <module>
              from stream import VideoStream
            File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/stream.py", line 2, in <module>
              from webcam import WebcamVideoStream
            File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/webcam.py", line 3, in <module>
              import cv2
          traceback:
           'Traceback (most recent call last):\n  File "modules/MMM-Face-Reco-DNN/tools/facerecognition.py", line 5, in <module>\n    from stream import VideoStream\n  File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/stream.py", line 2, in <module>\n    from webcam import WebcamVideoStream\n  File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/webcam.py", line 3, in <module>\n    import cv2\nModuleNotFoundError: No module named \'cv2\'\n',
          executable: 'python3',
          options: null,
          script: 'modules/MMM-Face-Reco-DNN/tools/facerecognition.py',
          args:
           [ '--cascade=modules/MMM-Face-Reco-DNN/tools/haarcascade_frontalface_default.xml',
             '--encodings=modules/MMM-Face-Reco-DNN/tools/encodings.pickle',
             '--usePiCamera=1',
             '--method=dnn',
             '--detectionMethod=hog',
             '--interval=2000',
             '--output=0',
             '--extendDataset=False',
             '--dataset=modules/MMM-Face-Reco-DNN/dataset/' ],
          exitCode: 1 }
        TypeError: Cannot read property 'childProcess' of undefined
            at Class.destroy (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:84:18)
            at Class.python_stop (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:79:10)
            at Class.stop (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:102:10)
            at App.stop (/home/pi/MagicMirror/js/app.js:247:16)
            at process.App.process.on (/home/pi/MagicMirror/js/app.js:261:8)
            at process.emit (events.js:182:13)
        TypeError: Cannot read property 'childProcess' of undefined
            at Class.destroy (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:84:18)
            at Class.python_stop (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:79:10)
            at Class.stop (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:102:10)
            at App.stop (/home/pi/MagicMirror/js/app.js:247:16)
            at process.App.process.on (/home/pi/MagicMirror/js/app.js:261:8)
            at process.emit (events.js:182:13)
        SyntaxError: Unexpected token T in JSON at position 0
            at JSON.parse (<anonymous>)
            at PythonShell.asJson (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:358:21)
            at /home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:310:42
            at Array.forEach (<anonymous>)
            at PythonShell.recieveInternal (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:306:15)
            at PythonShell.receiveStderr (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:290:21)
            at Socket.<anonymous> (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:108:18)
            at Socket.emit (events.js:182:13)
            at addChunk (_stream_readable.js:279:12)
            at readableAddChunk (_stream_readable.js:260:13)
        { Error: ModuleNotFoundError: No module named 'cv2'
            at PythonShell.parseError (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:246:21)
            at terminateIfNeeded (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:129:32)
            at ChildProcess.<anonymous> (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:121:13)
            at ChildProcess.emit (events.js:182:13)
            at Process.ChildProcess._handle.onexit (internal/child_process.js:237:12)
            ----- Python Traceback -----
            File "modules/MMM-Face-Reco-DNN/tools/facerecognition.py", line 5, in <module>
              from stream import VideoStream
            File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/stream.py", line 2, in <module>
              from webcam import WebcamVideoStream
            File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/webcam.py", line 3, in <module>
              import cv2
          traceback:
           'Traceback (most recent call last):\n  File "modules/MMM-Face-Reco-DNN/tools/facerecognition.py", line 5, in <module>\n    from stream import VideoStream\n  File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/stream.py", line 2, in <module>\n    from webcam import WebcamVideoStream\n  File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/webcam.py", line 3, in <module>\n    import cv2\nModuleNotFoundError: No module named \'cv2\'\n',
          executable: 'python3',
          options: null,
          script: 'modules/MMM-Face-Reco-DNN/tools/facerecognition.py',
          args:
           [ '--cascade=modules/MMM-Face-Reco-DNN/tools/haarcascade_frontalface_default.xml',
             '--encodings=modules/MMM-Face-Reco-DNN/tools/encodings.pickle',
             '--usePiCamera=1',
             '--method=dnn',
             '--detectionMethod=hog',
             '--interval=2000',
             '--output=0',
             '--extendDataset=False',
             '--dataset=modules/MMM-Face-Reco-DNN/dataset/' ],
          exitCode: 1 }
        TypeError: Cannot read property 'childProcess' of undefined
            at Class.destroy (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:84:18)
            at Class.python_stop (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:79:10)
            at Class.stop (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:102:10)
            at App.stop (/home/pi/MagicMirror/js/app.js:247:16)
            at App.app.on (/home/pi/MagicMirror/js/electron.js:110:7)
            at App.emit (events.js:182:13)
        SyntaxError: Unexpected token T in JSON at position 0
            at JSON.parse (<anonymous>)
            at PythonShell.asJson (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:358:21)
            at /home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:310:42
            at Array.forEach (<anonymous>)
            at PythonShell.recieveInternal (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:306:15)
            at PythonShell.receiveStderr (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:290:21)
            at Socket.<anonymous> (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:108:18)
            at Socket.emit (events.js:182:13)
            at addChunk (_stream_readable.js:279:12)
            at readableAddChunk (_stream_readable.js:260:13)
        { Error: ModuleNotFoundError: No module named 'cv2'
            at PythonShell.parseError (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:246:21)
            at terminateIfNeeded (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:129:32)
            at ChildProcess.<anonymous> (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_modules/python-shell/index.js:121:13)
            at ChildProcess.emit (events.js:182:13)
            at Process.ChildProcess._handle.onexit (internal/child_process.js:237:12)
            ----- Python Traceback -----
            File "modules/MMM-Face-Reco-DNN/tools/facerecognition.py", line 5, in <module>
              from stream import VideoStream
            File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/stream.py", line 2, in <module>
              from webcam import WebcamVideoStream
            File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/webcam.py", line 3, in <module>
              import cv2
          traceback:
           'Traceback (most recent call last):\n  File "modules/MMM-Face-Reco-DNN/tools/facerecognition.py", line 5, in <module>\n    from stream import VideoStream\n  File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/stream.py", line 2, in <module>\n    from webcam import WebcamVideoStream\n  File "/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/tools/webcam.py", line 3, in <module>\n    import cv2\nModuleNotFoundError: No module named \'cv2\'\n',
          executable: 'python3',
          options: null,
          script: 'modules/MMM-Face-Reco-DNN/tools/facerecognition.py',
          args:
           [ '--cascade=modules/MMM-Face-Reco-DNN/tools/haarcascade_frontalface_default.xml',
             '--encodings=modules/MMM-Face-Reco-DNN/tools/encodings.pickle',
             '--usePiCamera=1',
             '--method=dnn',
             '--detectionMethod=hog',
             '--interval=2000',
             '--output=0',
             '--extendDataset=False',
             '--dataset=modules/MMM-Face-Reco-DNN/dataset/' ],
          exitCode: 1 }
        TypeError: Cannot read property 'childProcess' of undefined
            at Class.destroy (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:84:18)
            at Class.python_stop (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:79:10)
            at Class.stop (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:102:10)
            at App.stop (/home/pi/MagicMirror/js/app.js:247:16)
            at process.App.process.on (/home/pi/MagicMirror/js/app.js:261:8)
            at process.emit (events.js:182:13)
        TypeError: Cannot read property 'childProcess' of undefined
            at Class.destroy (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:84:18)
            at Class.python_stop (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:79:10)
            at Class.stop (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:102:10)
            at App.stop (/home/pi/MagicMirror/js/app.js:247:16)
            at process.App.process.on (/home/pi/MagicMirror/js/app.js:261:8)
            at process.emit (events.js:182:13)
        TypeError: Cannot read property 'childProcess' of undefined
            at Class.destroy (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:84:18)
            at Class.python_stop (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:79:10)
            at Class.stop (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:102:10)
            at App.stop (/home/pi/MagicMirror/js/app.js:247:16)
            at process.App.process.on (/home/pi/MagicMirror/js/app.js:261:8)
            at process.emit (events.js:182:13)
        { Error: spawn home/pi/.virtualenvs/cv/bin/python3.7 ENOENT
            at Process.ChildProcess._handle.onexit (internal/child_process.js:229:19)
            at onErrorNT (internal/child_process.js:406:16)
            at process._tickCallback (internal/process/next_tick.js:63:19)
          errno: 'ENOENT',
          code: 'ENOENT',
          syscall: 'spawn home/pi/.virtualenvs/cv/bin/python3.7',
          path: 'home/pi/.virtualenvs/cv/bin/python3.7',
          spawnargs:
           [ 'modules/MMM-Face-Reco-DNN/tools/facerecognition.py',
             '--cascade=modules/MMM-Face-Reco-DNN/tools/haarcascade_frontalface_default.xml',
             '--encodings=modules/MMM-Face-Reco-DNN/tools/encodings.pickle',
             '--usePiCamera=1',
             '--method=dnn',
             '--detectionMethod=hog',
             '--interval=2000',
             '--output=0',
             '--extendDataset=False',
             '--dataset=modules/MMM-Face-Reco-DNN/dataset/' ] }
        TypeError: Cannot read property 'childProcess' of undefined
            at Class.destroy (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:84:18)
            at Class.python_stop (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:79:10)
            at Class.stop (/home/pi/MagicMirror/modules/MMM-Face-Reco-DNN/node_helper.js:102:10)
            at App.stop (/home/pi/MagicMirror/js/app.js:247:16)
            at process.App.process.on (/home/pi/MagicMirror/js/app.js:261:8)
            at process.emit (events.js:182:13)
        { Error: spawn home/pi/.virtualenvs/cv/bin/python3 ENOENT
            at Process.ChildProcess._handle.onexit (internal/child_process.js:229:19)
            at onErrorNT (internal/child_process.js:406:16)
            at process._tickCallback (internal/process/next_tick.js:63:19)
          errno: 'ENOENT',
          code: 'ENOENT',
          syscall: 'spawn home/pi/.virtualenvs/cv/bin/python3',
          path: 'home/pi/.virtualenvs/cv/bin/python3',
          spawnargs:
           [ 'modules/MMM-Face-Reco-DNN/tools/facerecognition.py',
             '--cascade=modules/MMM-Face-Reco-DNN/tools/haarcascade_frontalface_default.xml',
             '--encodings=modules/MMM-Face-Reco-DNN/tools/encodings.pickle',
             '--usePiCamera=1',
             '--method=dnn',
             '--detectionMethod=hog',
             '--interval=2000',
             '--output=0',
             '--extendDataset=False',
             '--dataset=modules/MMM-Face-Reco-DNN/dataset/' ] }
        
        

        Config.js:

        /* Magic Mirror Config Sample
         *
         * By Michael Teeuw http://michaelteeuw.nl
         * MIT Licensed.
         *
         * For more information how you can configurate this file
         * See https://github.com/MichMich/MagicMirror#configuration
         *
         */
        
        var config = {
        	address: "localhost", // Address to listen on, can be:
        	                      // - "localhost", "127.0.0.1", "::1" to listen on loopback interface
        	                      // - another specific IPv4/6 to listen on a specific interface
        	                      // - "", "0.0.0.0", "::" to listen on any interface
        	                      // Default, when address config is left out, is "localhost"
        	port: 8080,
        	ipWhitelist: ["127.0.0.1", "::ffff:127.0.0.1", "::1"], // Set [] to allow all IP addresses
        	                                                       // or add a specific IPv4 of 192.168.1.5 :
        	                                                       // ["127.0.0.1", "::ffff:127.0.0.1", "::1", "::ffff:192.168.1.5"],
        	                                                       // or IPv4 range of 192.168.3.0 --> 192.168.3.15 use CIDR format :
        	                                                       // ["127.0.0.1", "::ffff:127.0.0.1", "::1", "::ffff:192.168.3.0/28"],
        
        	language: "de",
        	timeFormat: 24,
        	units: "metric",
        
        	modules: [
        		{
        			module: "alert",
        		},
        		{
        			module: "updatenotification",
        			position: "top_bar"
        		},
        		{
        			module: "clock",
        			position: "top_left"
        		},
        		{
        			module: "calendar",
        			header: "Torbens Kalender",
        			position: "top_left",
        			config: {
        				calendars: [
        					{
        						symbol: "calendar-check",
                                url: "https://calendar.google.com/calendar/ical/basic.ics",	
                                maximumEntries: "5",	
                                auth: {
                                    user: "user",
                                    pass: "mypass",
                                    method: "basic"
                                }	
                            }
        				]
        			}
        		},
        		{
                    module: "compliments",
                    disabled: true,
                    position: "lower_third",
                    config: {
                        compliments: {
                            anytime: [
                                "Hallo"
                            ],
                            morning: [
                                "Guten Morgen!",
                                "Gut geschlafen?",
                            ],
                            afternoon: [
                                "Guten Tag",
                            ],
                            evening: [
                                "Guten Abend",
                            ]
                        }
                    }
        		},
        		{
        			module: "currentweather",
        			position: "top_right",
        			config: {
        				locationID: "2895044",  //ID from http://bulk.openweathermap.org/sample/city.list.json.gz; unzip the gz file and find your city
        				appid: "myappid"
        			}
        		},
        		{
        			module: "weatherforecast",
        			position: "top_right",
        			header: "Vorhersage",
        			config: {
        				locationID: "2895044",  //ID from http://bulk.openweathermap.org/sample/city.list.json.gz; unzip the gz file and find your city
        				appid: "myappid"
        			}
        		},
        		{
        			module: "newsfeed",
        			position: "bottom_bar",
        			config: {
        				feeds: [
        					{
        						title: "Spiegel",
        						url: "https://www.spiegel.de/schlagzeilen/tops/index.rss"
        					}
        				],
        				showSourceTitle: true,
        				showPublishDate: true,
        				broadcastNewsFeeds: true,
                        broadcastNewsUpdates: true,
                        showDescription: true,
                        updateInterval: "20000"
        			}
        		},
        		{
        			module: 'MMM-Face-Reco-DNN',
        			config: {
        				// Logout 15 seconds after user was not detecte anymore, if they will be detected between this 15 Seconds, they delay will start again
        				logoutDelay: 15000,
        				// How many time the recognition starts, with a RasPi 3+ it would be good every 2 seconds
        				checkInterval: 2000,
        				// Module set used for strangers and if no user is detected
        				defaultClass: 'default',
        				// Set of modules which should be shown for every user
        				everyoneClass: 'everyone',
        				// XML to recognize with haarcascae
        				cascade: 'modules/MMM-Face-Reco-DNN/tools/haarcascade_frontalface_default.xml',
        				// Pre encoded pickle with the faces
        				encodings: 'modules/MMM-Face-Reco-DNN/tools/encodings.pickle',
        				// You wanna use pi camera or usb / builtin (1 = raspi camera, 0 = other camera)
        				usePiCamera: 1,
        				// Method of face detection (dnn = deep neural network, haar = haarcascade)
        				method: 'dnn',
        				// Which face detection model to use. "hog" is less accurate but faster on CPUs. "cnn" is a more accurate deep-learning model which is GPU/CUDA accelerated (if available).
        				detectionMethod: 'hog',
        				// How fast in ms should the modules hide and show (face effect)
        				animationSpeed: 0,
        				// Path to Python to run the face recognition (null / '' means default path)
        				pythonPath: '/home/pi/.virtualenvs/cv/bin/python3.7',
        				// Should shown welcome message over alert module from MagicMirror
        				welcomeMessage: true,
        				// Save some pictures from recognized people, if unknown we save it in folder "unknown"
        				// So you can extend your dataset and retrain it afterwards for better recognitions
        				extendDataset: false,
        				// if extenDataset is set, you need to set the full path of the dataset
        				dataset: 'modules/MMM-Face-Reco-DNN/dataset/'
        			}
        		},
        	]
        
        };
        
        /*************** DO NOT EDIT THE LINE BELOW ***************/
        if (typeof module !== "undefined") {module.exports = config;}
        
        

        I don’t know but I’ve attached the error log and you can find my config.js above. Thank you and sorry for the long message.

        1 Reply Last reply Reply Quote 0
        • B Offline
          Blauenfeldt
          last edited by Blauenfeldt

          In between it all it says, that cv2 is not found. Your cv2 is probably not linked to your python 3.

          A 1 Reply Last reply Reply Quote 0
          • A Offline
            Antagonist @Blauenfeldt
            last edited by

            @Blauenfeldt Ahh that doesn’t sound very good. I’ve installed python in an virtual environment. Do you know a solution for this problem? Thanks a lot!

            S 1 Reply Last reply Reply Quote 0
            • S Do not disturb
              sdetweil @Antagonist
              last edited by

              @Antagonist did u follow the instructions for the module?

              https://github.com/nischi/MMM-Face-Reco-DNN#install-dependencies

              Sam

              How to add modules

              learning how to use browser developers window for css changes

              A 1 Reply Last reply Reply Quote 0
              • A Offline
                Antagonist @sdetweil
                last edited by

                @sdetweil Yes, I think I installed all dependencies accordingly and followed this instruction for opencv.

                S 1 Reply Last reply Reply Quote 0
                • S Do not disturb
                  sdetweil @Antagonist
                  last edited by sdetweil

                  @Antagonist which python version… different solutions fror 2.7 or 3.x

                  see

                  https://stackoverflow.com/questions/19876079/cannot-find-module-cv2-when-using-opencv

                  ps… that is result of a google search on the error… I don’t know anything about this technology (python/cv2)

                  Sam

                  How to add modules

                  learning how to use browser developers window for css changes

                  A 1 Reply Last reply Reply Quote 0
                  • A Offline
                    Antagonist @sdetweil
                    last edited by

                    @sdetweil I have Python version 3.7.3.
                    And I have OpenCV 4.1.1 installed:

                    (cv) pi@raspberrypi:~ $ python
                    Python 3.7.3 (default, Apr  3 2019, 05:39:12) 
                    [GCC 8.2.0] on linux
                    Type "help", "copyright", "credits" or "license" for more information.
                    >>> import cv2
                    >>> cv2.__version__
                    '4.1.1'
                    
                    

                    Thanks for your help!

                    S 1 Reply Last reply Reply Quote 0
                    • S Do not disturb
                      sdetweil @Antagonist
                      last edited by

                      @Antagonist but it doesn’t work in module, which means the path is not set properly

                      Sam

                      How to add modules

                      learning how to use browser developers window for css changes

                      A 1 Reply Last reply Reply Quote 0
                      • A Offline
                        Antagonist @sdetweil
                        last edited by

                        @sdetweil Ok but where can I adjust the path to link it properly with opencv? And thank you, you have been a great help so far!

                        S 1 Reply Last reply Reply Quote 0
                        • S Do not disturb
                          sdetweil @Antagonist
                          last edited by

                          @Antagonist I don’t know, read this

                          https://pypi.org/project/opencv-python/

                          Sam

                          How to add modules

                          learning how to use browser developers window for css changes

                          A 1 Reply Last reply Reply Quote 0
                          • A Offline
                            Antagonist @sdetweil
                            last edited by

                            @sdetweil unfortunately there is nothing which would help.
                            Has anybody else an idea?

                            1 Reply Last reply Reply Quote 0
                            • B Offline
                              Blauenfeldt
                              last edited by

                              You need to go into your virtual environment, and link cv2 and python 3 together there (can’t remember which way it is), just like you did outside the environment.

                              A 1 Reply Last reply Reply Quote 0
                              • A Offline
                                Antagonist @Blauenfeldt
                                last edited by

                                @Blauenfeldt I already did this:
                                0_1572193085958_link.PNG

                                1 Reply Last reply Reply Quote 0
                                • A Offline
                                  Antagonist
                                  last edited by

                                  Everything works. I’m just stupid as hell and didn’t add the classes to the other modules.

                                  1 Reply Last reply Reply Quote 0

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