have this error in heroku
at=error code=H10 desc="App crashed" method=GET path="/" host=fast-harbor-
35462.herokuapp.com request_id=f1f4f5f0-c81c-4737-bcff-edee57a46a90
fwd="103.252.27.4" dyno= connect= service= status=503 bytes= protocol=https
2018-07-16T08:52:54.819939+00:00 heroku[router]: at=error code=H10
desc="App crashed" method=GET path="/favicon.ico" host=fast-harbor-
35462.herokuapp.com request_id=a4d4147d-5be2-4df3-af70-0f9e62423fa4
fwd="103.252.27.4" dyno= connect= service= status=503 bytes= protocol=https
2018-07-16T09:06:08.348146+00:00 heroku[router]: at=error code=H10
desc="App crashed" method=GET path="/" host=fast-harbor-
35462.herokuapp.com request_id=0a3d56fd-2fc8-465a-bf21-76d328ea111f
fwd="103.252.27.4" dyno= connect= service= status=503 bytes= protocol=https
2018-07-16T09:06:11.117099+00:00 heroku[router]: at=error code=H10 desc="App
crashed" method=GET path="/favicon.ico" host=fast-harbor-35462.herokuapp.com
request_id=2a41b334-e4a9-4b25-a664-c3c4be2af6f0 fwd="103.252.27.4"
dyno= connect= service= status=503 bytes= protocol=https
my package.json file is this
{ “ name”:“ nodeserver”, “ version”:“ 1.0.0”, “ description”:“”, “ main”:“ index.js”, “引擎”: { “ node”:“ v9.3.0”, “ npm”:“ 6.1.0” }, “脚本”:{ “ start”:“节点index.js”, “ dev”:“ nodemon index.js” }, “ author”:“”, “许可证”:“ ISC”, “依赖关系”:{ “ cookie-session”:“ ^ 2.0.0-beta.3”, “表达”:“ ^ 4.16.3”, “猫鼬”:“ ^ 5.2.3”, “ nodemon”:“ ^ 1.18.1”, “ passport”:“ ^ 0.4.0”, “ passport-google-oauth20”:“ ^ 1.0.0” } }