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第一次配置uwsgi django应用程序时，我有奇怪的错误。 NGIX（根据文档配置）以502 Bad Gateway response作出回应。uWSGI配置问题：uwsgi失败，没有任何错误消息。
Uwsgi日志没有给出明显的错误：
Sun Oct 7 17:36:31 2012 - *** Starting uWSGI 1.2.3-debian (64bit) on [Sun Oct 7 17:36:31 2012] ***
Sun Oct 7 17:36:31 2012 - compiled with version: 4.7.1 on 13 September 2012 19:07:14
Sun Oct 7 17:36:31 2012 - detected number of CPU cores: 2
Sun Oct 7 17:36:31 2012 - current working directory:/
Sun Oct 7 17:36:31 2012 - writing pidfile to /run/uwsgi/app/lfitjcmsjb/pid
Sun Oct 7 17:36:31 2012 - detected binary path: /usr/bin/uwsgi-core
Sun Oct 7 17:36:31 2012 - setgid() to 33
Sun Oct 7 17:36:31 2012 - setuid() to 33
Sun Oct 7 17:36:31 2012 - your memory page size is 4096 bytes
Sun Oct 7 17:36:31 2012 - detected max file descriptor number: 1024
Sun Oct 7 17:36:31 2012 - lock engine: pthread robust mutexes
Sun Oct 7 17:36:31 2012 - uwsgi socket 0 bound to UNIX address /run/uwsgi/app/lfitjcmsjb/socket fd 3
Sun Oct 7 17:36:31 2012 - uwsgi socket 1 bound to UNIX address /tmp/lfitj.sock fd 5
Sun Oct 7 17:36:31 2012 - your server socket listen backlog is limited to 100 connections
Sun Oct 7 17:36:31 2012 - *** Operational MODE: preforking ***
Sun Oct 7 17:36:31 2012 - *** no app loaded. going in full dynamic mode ***
Sun Oct 7 17:36:31 2012 - *** uWSGI is running in multiple interpreter mode ***
Sun Oct 7 17:36:31 2012 - spawned uWSGI master process (pid: 5141)
Sun Oct 7 17:36:31 2012 - spawned uWSGI worker 1 (pid: 5144, cores: 1)
Sun Oct 7 17:36:31 2012 - spawned uWSGI worker 2 (pid: 5145, cores: 1)
Sun Oct 7 17:37:57 2012 - -- unavailable modifier requested: 0 --