I deployed my java web application to AWS Elastic Beanstalk and when I try to go to my admin page(by clicking a tab and redirect to admin page), I always get 500 error. But other pages works fine. Any one know how to solve this issue? Error log shown below:
/var/log/nginx/error.log
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2020/09/01 02:52:52 [error] 4414#0: *1 connect() failed (111: Connection refused) while connecting to upstream, client: 172.31.10.245, server: , request: "GET / HTTP/1.1", upstream: "http://127.0.0.1:5000/", host: "172.31.27.65"
2020/09/01 02:52:57 [error] 4414#0: *3 connect() failed (111: Connection refused) while connecting to upstream, client: 172.31.21.57, server: , request: "GET / HTTP/1.1", upstream: "http://127.0.0.1:5000/", host: "172.31.27.65"
2020/09/01 03:27:08 [error] 31583#0: *1 connect() failed (111: Connection refused) while connecting to upstream, client: 172.31.10.245, server: , request: "GET / HTTP/1.1", upstream: "http://127.0.0.1:5000/", host: "172.31.27.65"
2020/09/01 03:27:14 [error] 31583#0: *3 connect() failed (111: Connection refused) while connecting to upstream, client: 172.31.21.57, server: , request: "GET / HTTP/1.1", upstream: "http://127.0.0.1:5000/", host: "172.31.27.65"