Java Heroku春季启动

我试图在Heroku上运行我的Spring Boot应用程序。应用程序正确启动，但启动后立即崩溃，出现以下错误：

2019-03-19T11:45:28.343758+00:00 app[web.1]: 2019-03-19 11:45:28.343  INFO 4 --- [           main] main.Application                         : Started Application in 23.503 seconds (JVM running for 24.505)
2019-03-19T11:46:24.818535+00:00 heroku[router]: at=error code=H20 desc="App boot timeout" method=GET path="/api/ping/" host=fill-it.herokuapp.com request_id=b6fea897-b436-4918-bc6f-3cde7e4f94aa fwd="5.184.28.91" dyno= connect= service= status=503 bytes= protocol=https
2019-03-19T11:46:32.330719+00:00 heroku[web.1]: State changed from starting to crashed
2019-03-19T11:46:32.173577+00:00 heroku[web.1]: Error R10 (Boot timeout) -> Web process failed to bind to $PORT within 90 seconds of launch
2019-03-19T11:46:32.173731+00:00 heroku[web.1]: Stopping process with SIGKILL
2019-03-19T11:46:32.312711+00:00 heroku[web.1]: Process exited with status 137
2019-03-19T11:46:32.734743+00:00 heroku[router]: at=error code=H10 desc="App crashed" method=GET path="/" host=fill-it.herokuapp.com request_id=5802be29-5937-4d0f-93fb-7a01b4972d9e fwd="5.184.28.91" dyno= connect= service= status=503 bytes= protocol=https
2019-03-19T11:46:33.049778+00:00 heroku[router]: at=error code=H10 desc="App crashed" method=GET path="/api/ping/" host=fill-it.herokuapp.com request_id=4c7eff04-ce3a-4a63-b7bf-312b44658e40 fwd="5.184.28.91" dyno= connect= service= status=503 bytes= protocol=https

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有人遇到过类似的问题吗？

请确保您的

Procfile

在java命令中有

-Dserver.port=$port

您是否有

Procfile

，或者您是否依赖于deafult命令？您可能需要在某处添加

-Dserver.port=$port

。我有Procfile，但没有此属性。现在就像一个符咒。谢谢！