Testing http challenge Uncaught SyntaxError: Unexpected end of JSON input

[jeberhardt87]

Checklist

• Have you pulled and found the error with jc21/nginx-proxy-manager:latest docker image?
  • Yes
• Are you sure you're not using someone else's docker image?
  • Yes
• Have you searched for similar issues (both open and closed)?
  • Yes

Describe the bug When clicking on "Test Server reachability" in the SSL Certificates menu I get the following error: "Communication with the API failed, is NPM running correctly?" In the log I see the following:

10/16/2023] [11:50:13 AM] [SSL      ] › ℹ  info      Testing http challenge for cloud.mikropositronik.de
nginx-proxy-app-1  | Uncaught SyntaxError: Unexpected end of JSON input
nginx-proxy-app-1  | 
nginx-proxy-app-1  | FROM
nginx-proxy-app-1  | bash: line 1:   235 Trace/breakpoint trap   (core dumped) node --abort_on_uncaught_exception --max_old_space_size=250 index.js
nginx-proxy-app-1  | ❯ Starting backend ...
nginx-proxy-app-1  | [10/16/2023] [11:50:16 AM] [Global   ] › ℹ  info      Using MySQL configuration
nginx-proxy-app-1  | [10/16/2023] [11:50:17 AM] [Global   ] › ✖  error     connect ECONNREFUSED 172.19.0.2:3306
nginx-proxy-app-1  | [10/16/2023] [11:50:18 AM] [Migrate  ] › ℹ  info      Current database version: 20211108145214
nginx-proxy-app-1  | [10/16/2023] [11:50:18 AM] [Setup    ] › ℹ  info      Logrotate Timer initialized
nginx-proxy-app-1  | [10/16/2023] [11:50:18 AM] [Setup    ] › ℹ  info      Logrotate completed.
nginx-proxy-app-1  | [10/16/2023] [11:50:18 AM] [IP Ranges] › ℹ  info      Fetching IP Ranges from online services...
nginx-proxy-app-1  | [10/16/2023] [11:50:18 AM] [IP Ranges] › ℹ  info      Fetching https://ip-ranges.amazonaws.com/ip-ranges.json
nginx-proxy-app-1  | [10/16/2023] [11:50:19 AM] [IP Ranges] › ℹ  info      Fetching https://www.cloudflare.com/ips-v4
nginx-proxy-app-1  | [10/16/2023] [11:50:19 AM] [IP Ranges] › ℹ  info      Fetching https://www.cloudflare.com/ips-v6
nginx-proxy-app-1  | [10/16/2023] [11:50:19 AM] [SSL      ] › ℹ  info      Let's Encrypt Renewal Timer initialized
nginx-proxy-app-1  | [10/16/2023] [11:50:19 AM] [SSL      ] › ℹ  info      Renewing SSL certs close to expiry...
nginx-proxy-app-1  | [10/16/2023] [11:50:19 AM] [IP Ranges] › ℹ  info      IP Ranges Renewal Timer initialized
nginx-proxy-app-1  | [10/16/2023] [11:50:19 AM] [Global   ] › ℹ  info      Backend PID 290 listening on port 3000 ...
nginx-proxy-app-1  | [10/16/2023] [11:50:20 AM] [Nginx    ] › ℹ  info      Reloading Nginx
nginx-proxy-app-1  | [10/16/2023] [11:50:20 AM] [SSL      ] › ℹ  info      Renew Complete
nginx-proxy-app-1  | [10/16/2023] [11:50:21 AM] [SSL      ] › ✖  error     connect ECONNREFUSED 172.19.0.2:3306
nginx-proxy-app-1  | [10/16/2023] [11:50:21 AM] [SSL      ] › ✖  error     connect ECONNREFUSED 172.19.0.2:3306

Nginx Proxy Manager Version v2.10.4

To Reproduce Steps to reproduce the behavior:

1. Go to 'SSL Certificates'
2. Click on 'Test Server Reachability'
3. See error

Expected behavior Server should be reachable

Operating System docker compose on Ubuntu 23

[tomasagray]

Bump. Same issue here. Also running within a docker container, with similar log output, minus the SQL errors.

[marmik18]

+1, same issue faced by me.

[github-actions[bot]]

Issue is now considered stale. If you want to keep it open, please comment :+1: