AWS Debian环境下OFBiz启动后浏览器返回ERR_EMPTY_RESPONSE问题求助

Hey there, sorry to hear this issue has been frustrating you for two days—let’s work through some common fixes to get your OFBiz instance accessible:

1. Verify Port Listening Status #

First, confirm that OFBiz is actually bound to the 8443 (or 8080) port. Run this command in your terminal:

ss -tulpn | grep -E "8443|8080"

You should see a line with java as the process name listening on those ports. If you don’t, it means the service failed to bind the port—check the full logs for errors like address already in use or permission issues.

2. Check AWS Security Group & Local Firewall #

• AWS Security Group: Make sure your EC2 instance’s security group has an inbound rule allowing traffic on port 8443 (for HTTPS) or 8080 (for HTTP). By default, AWS blocks most ports, so this is a frequent culprit.
• Debian UFW Firewall: If you have UFW enabled locally, allow the ports with:

  sudo ufw allow 8443/tcp
  sudo ufw allow 8080/tcp
  

3. Use the Correct Protocol for Port 8443 #

Port 8443 is configured for HTTPS in your logs (Connector HTTP/1.1 @ 8443 - secure), but you’re using http:// to access it. Try using HTTPS instead:

curl https://localhost:8443/accounting -k

The -k flag skips SSL certificate verification (useful for testing self-signed default certificates). If this works, your initial issue was using HTTP instead of HTTPS on the secure port.

4. Test the Non-Secure 8080 Port #

To rule out HTTPS-specific issues, try accessing the HTTP port 8080:

curl http://localhost:8080/accounting

If this returns content, the problem is isolated to your HTTPS configuration (like invalid certificates or missing SSL setup).

5. Dig Into Detailed Logs #

Check OFBiz’s log files for hidden errors. Navigate to the logs directory:

cd /usr/local/apache-ofbiz/logs

Look at files like catalina.out or ofbiz.log for lines containing ERROR or WARN—these might reveal issues like failed certificate loading or webapp deployment errors that didn’t show up in the initial startup logs.

内容的提问来源于stack exchange，提问作者Jason Ching