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Starting a Vaadin 16 app with Node 14 on Mac prints 1172 error lines

See original GitHub issue

vaadin init --pre test16
cd test16
mvn

2020-05-27 15:43:15.669  INFO 37473 --- [nPool-worker-19] com.vaadin.flow.server.DevModeHandler    : Started webpack-dev-server. Time: 8375ms
(node:37536) UnhandledPromiseRejectionWarning: TypeError: fsevents.watch is not a function
    at createFSEventsInstance (/Users/artur/tmp/tst-16/node_modules/.pnpm/registry.npmjs.org/chokidar/3.4.0/node_modules/chokidar/lib/fsevents-handler.js:93:25)
    at setFSEventsListener (/Users/artur/tmp/tst-16/node_modules/.pnpm/registry.npmjs.org/chokidar/3.4.0/node_modules/chokidar/lib/fsevents-handler.js:148:16)
    at FsEventsHandler._watchWithFsEvents (/Users/artur/tmp/tst-16/node_modules/.pnpm/registry.npmjs.org/chokidar/3.4.0/node_modules/chokidar/lib/fsevents-handler.js:352:18)
    at FsEventsHandler.initWatch (/Users/artur/tmp/tst-16/node_modules/.pnpm/registry.npmjs.org/chokidar/3.4.0/node_modules/chokidar/lib/fsevents-handler.js:429:23)
    at FsEventsHandler._addToFsEvents (/Users/artur/tmp/tst-16/node_modules/.pnpm/registry.npmjs.org/chokidar/3.4.0/node_modules/chokidar/lib/fsevents-handler.js:518:12)
    at runMicrotasks (<anonymous>)
    at processTicksAndRejections (internal/process/task_queues.js:97:5)
(Use `node --trace-warnings ...` to show where the warning was created)
(node:37536) UnhandledPromiseRejectionWarning: Unhandled promise rejection. This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). To terminate the node process on unhandled promise rejection, use the CLI flag `--unhandled-rejections=strict` (see https://nodejs.org/api/cli.html#cli_unhandled_rejections_mode). (rejection id: 1)
(node:37536) [DEP0018] DeprecationWarning: Unhandled promise rejections are deprecated. In the future, promise rejections that are not handled will terminate the Node.js process with a non-zero exit code.
(node:37536) UnhandledPromiseRejectionWarning: TypeError: fsevents.watch is not a function
    at createFSEventsInstance (/Users/artur/tmp/tst-16/node_modules/.pnpm/registry.npmjs.org/chokidar/3.4.0/node_modules/chokidar/lib/fsevents-handler.js:93:25)
    at setFSEventsListener (/Users/artur/tmp/tst-16/node_modules/.pnpm/registry.npmjs.org/chokidar/3.4.0/node_modules/chokidar/lib/fsevents-handler.js:148:16)
    at FsEventsHandler._watchWithFsEvents (/Users/artur/tmp/tst-16/node_modules/.pnpm/registry.npmjs.org/chokidar/3.4.0/node_modules/chokidar/lib/fsevents-handler.js:352:18)
    at FsEventsHandler.initWatch (/Users/artur/tmp/tst-16/node_modules/.pnpm/registry.npmjs.org/chokidar/3.4.0/node_modules/chokidar/lib/fsevents-handler.js:429:23)
    at FsEventsHandler._addToFsEvents (/Users/artur/tmp/tst-16/node_modules/.pnpm/registry.npmjs.org/chokidar/3.4.0/node_modules/chokidar/lib/fsevents-handler.js:518:12)
    at runMicrotasks (<anonymous>)
    at processTicksAndRejections (internal/process/task_queues.js:97:5)
...

Most probably related to #8278

Issue Analytics

State:
Created 3 years ago
Comments:6 (4 by maintainers)

Top GitHub Comments

1reaction

Artur-commented, May 27, 2020

Apparent workaround:

pnpm i --save-dev chokidar@3.4.0

0reactions

mocca-devcommented, May 29, 2020

The npm WARNings are no problems. They just state that you are running on Linux and fsevents is only ever needed on Mac

you are right. I don’t know what happened but now the page is working fine. I think that was a problem with the deploy process form Now side. thank you very much @Artur- !!

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