当我将烧瓶应用程序部署到heroku时，显示错误不允许使用方法。当我检查我的日志文件时，它显示OSError：[Errno 98]地址已在使用中。
2020-07-07T07:28:34.934435+00:00 app[web.1]: /app/.heroku/python/lib/python3.6/site-packages/flask_sqlalchemy/__init__.py:835: FSADeprecationWarning: SQLALCHEMY_TRACK_MODIFICATIONS adds significant overhead and will be disabled by default in the future. Set it to True or False to suppress this warning.
2020-07-07T07:28:34.934438+00:00 app[web.1]: 'SQLALCHEMY_TRACK_MODIFICATIONS adds significant overhead and '
2020-07-07T07:28:34.944563+00:00 app[web.1]: * Serving Flask app "app" (lazy loading)
2020-07-07T07:28:34.944611+00:00 app[web.1]: * Environment: production
2020-07-07T07:28:34.944688+00:00 app[web.1]: WARNING: This is a development server. Do not use it in a production deployment.
2020-07-07T07:28:34.944744+00:00 app[web.1]: Use a production WSGI server instead.
2020-07-07T07:28:34.944802+00:00 app[web.1]: * Debug mode: on
2020-07-07T07:28:34.954182+00:00 app[web.1]: [2020-07-07 07:28:34 +0000] [11] [ERROR] Exception in worker process
2020-07-07T07:28:34.954183+00:00 app[web.1]: Traceback (most recent call last):
2020-07-07T07:28:34.954184+00:00 app[web.1]: File "/app/.heroku/python/lib/python3.6/site-packages/gunicorn/arbiter.py", line 583, in spawn_worker
2020-07-07T07:28:34.954185+00:00 app[web.1]: worker.init_process()
2020-07-07T07:28:34.954185+00:00 app[web.1]: File "/app/.heroku/python/lib/python3.6/site-packages/gunicorn/workers/base.py", line 119, in init_process
2020-07-07T07:28:34.954186+00:00 app[web.1]: self.load_wsgi()
2020-07-07T07:28:34.954186+00:00 app[web.1]: File "/app/.heroku/python/lib/python3.6/site-packages/gunicorn/workers/base.py", line 144, in load_wsgi"/app/.heroku/python/lib/python3.6/site-packages/werkzeug/serving.py", line 1030, in run_simple
2020-07-07T07:28:34.954196+00:00 app[web.1]: s.bind(server_address)
2020-07-07T07:28:34.954203+00:00 app[web.1]: OSError: [Errno 98] Address already in use
2020-07-07T07:28:34.954593+00:00 app[web.1]: [2020-07-07 07:28:34 +0000] [11] [INFO] Worker exiting (pid: 11)
2020-07-07T07:07:34.321162+00:00 app[web.1]: [2020-07-07 07:07:34 +0000] [10] [INFO] Worker exiting (pid: 10)
2020-07-07T07:07:34.415124+00:00 app[web.1]: [2020-07-07 07:07:34 +0000] [4] [INFO] Shutting down: Master
2020-07-07T07:07:34.415277+00:00 app[web.1]: [2020-07-07 07:07:34 +0000] [4] [INFO] Reason: Worker failed to boot.
2020-07-07T07:07:34.505898+00:00 heroku[web.1]: Process exited with status 3
2020-07-07T07:07:34.857697+00:00 heroku[web.1]: State changed from starting to crashed