Your app is crashing. Here's the latest log:

=> Meteor 3.4.1 is available. Update this project with 'meteor update'.
Started MongoDB.
Started your app.

App running at: http://localhost:3030/
probe.jpg  non autorisé
events.js:377
      throw er; // Unhandled 'error' event
      ^

Error [ERR_STREAM_WRITE_AFTER_END] [ERR_STREAM_WRITE_AFTER_END]: write after end
    at writeAfterEnd (_http_outgoing.js:694:15)
    at ServerResponse.end (_http_outgoing.js:815:7)
    at ServerResponse.end (/home/komusr/.meteor/packages/webapp/.1.11.1.vpbouj.dmk6o++os+web.browser+web.browser.legacy+web.cordova/npm/node_modules/compression/index.js:107:21)
    at UploadHandler.handleResult [as callback] (packages/tomi_upload-server.js:218:15)
    at IncomingForm.finish (packages/tomi_upload-server.js:382:17)
    at IncomingForm.emit (events.js:400:28)
    at IncomingForm.emit (domain.js:470:12)
    at IncomingForm._maybeEnd (/home/komusr/.meteor/packages/tomi_upload-server/.1.3.4_3.1iwtyzc.lj2w++os+web.browser+web.cordova/npm/node_modules/formidable/lib/incoming_form.js:554:8)
    at /home/komusr/.meteor/packages/tomi_upload-server/.1.3.4_3.1iwtyzc.lj2w++os+web.browser+web.cordova/npm/node_modules/formidable/lib/incoming_form.js:231:12
    at /home/komusr/.meteor/packages/tomi_upload-server/.1.3.4_3.1iwtyzc.lj2w++os+web.browser+web.cordova/npm/node_modules/formidable/lib/file.js:70:5
    at WriteStream.onfinish (internal/streams/writable.js:689:5)
    at WriteStream.emit (events.js:400:28)
    at WriteStream.emit (domain.js:470:12)
    at finish (internal/streams/writable.js:657:10)
    at finishMaybe (internal/streams/writable.js:644:9)
    at internal/streams/writable.js:617:7
Emitted 'error' event on ServerResponse instance at:
    at writeAfterEndNT (_http_outgoing.js:753:7)
    at processTicksAndRejections (internal/process/task_queues.js:83:21) {
  code: 'ERR_STREAM_WRITE_AFTER_END'
}
Exited with code: 1
Your application is crashing. Waiting for file change.