Starting MagicMirror: v2.1.3
Loading config ...
Loading module helpers ...
Initializing mm-music-player module helper ...
No helper found for module: alert.
Initializing new module helper ...
WARNING! Could not load config file. Starting with default configuration. Error found: Error: Cannot find module '/home/pi/MagicMirror/modules/MMM-Assistant/node_modules/grpc/src/node/extension_binary/electron-v1.7-linux-arm-glibc/grpc_node.node'
Loading module helpers ...
Initializing mm-music-player module helper ...
No helper found for module: alert.
Initializing new module helper ...
App threw an error during load
Error: Cannot find module '/home/pi/MagicMirror/modules/MMM-Assistant/node_modules/grpc/src/node/extension_binary/electron-v1.7-linux-arm-glibc/grpc_node.node'
    at Module._resolveFilename (module.js:470:15)
    at Function.Module._resolveFilename (/home/pi/MagicMirror/node_modules/electron/dist/resources/electron.asar/common/reset-search-paths.js:35:12)
    at Function.Module._load (module.js:418:25)
    at Module.require (module.js:498:17)
    at require (internal/module.js:20:19)
    at Object. (/home/pi/MagicMirror/modules/MMM-Assistant/node_modules/grpc/src/grpc_extension.js:30:15)
    at Object. (/home/pi/MagicMirror/modules/MMM-Assistant/node_modules/grpc/src/grpc_extension.js:34:3)
    at Module._compile (module.js:571:32)
    at Object.Module._extensions..js (module.js:580:10)
    at Module.load (module.js:488:32)
Whoops! There was an uncaught exception...
{ Error: Cannot find module '/home/pi/MagicMirror/modules/MMM-Assistant/node_modules/grpc/src/node/extension_binary/electron-v1.7-linux-arm-glibc/grpc_node.node'
    at Module._resolveFilename (module.js:470:15)
    at Function.Module._resolveFilename (/home/pi/MagicMirror/node_modules/electron/dist/resources/electron.asar/common/reset-search-paths.js:35:12)
    at Function.Module._load (module.js:418:25)
    at Module.require (module.js:498:17)
    at require (internal/module.js:20:19)
    at Object. (/home/pi/MagicMirror/modules/MMM-Assistant/node_modules/grpc/src/grpc_extension.js:30:15)
    at Object. (/home/pi/MagicMirror/modules/MMM-Assistant/node_modules/grpc/src/grpc_extension.js:34:3)
    at Module._compile (module.js:571:32)
    at Object.Module._extensions..js (module.js:580:10)
    at Module.load (module.js:488:32) code: 'MODULE_NOT_FOUND' }
MagicMirror will not quit, but it might be a good idea to check why this happened. Maybe no internet connection?
If you think this really is an issue, please open an issue on GitHub: https://github.com/MichMich/MagicMirror/issues
Launching application.