The web UI shows the site as online, but actual access results in a Gateway Timeout error. #419

New Issue

MrUnknownDE · 2026-04-05T17:09:38+02:00

MrUnknownDE commented

2026-04-05 17:09:38 +02:00

Originally created by @Transwarpcom on 12/30/2025

Describe the Bug

The web UI shows the site as online, but actual access results in a Gateway Timeout error. The firewall is correctly configured, Cloudflare DNS proxy is disabled, and the site was installed using the official installer.
The log is as follows
Dec 30 23:13:29 Ubuntu-LXC systemd[1]: Started newt.service - Newt.
Dec 30 23:13:29 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:13:29 Newt version 1.8.1
Dec 30 23:13:30 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:13:30 Server version: 1.14.1
Dec 30 23:13:30 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:13:30 Websocket connected
Dec 30 23:13:30 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:13:30 Connecting to endpoint: pangolin.mydomain.com
Dec 30 23:14:01 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:14:01 Initial reliable ping failed, but continuing: all 5 ping attempts failed, last error: failed to read ICMP packet: i/o timeout
Dec 30 23:14:06 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:14:06 Ping attempt 1 failed: failed to read ICMP packet: i/o timeout
Dec 30 23:14:06 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:14:06 Started tcp proxy to 192.168.1.1:80
Dec 30 23:14:06 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:14:06 Started tcp proxy to localhost:5443
Dec 30 23:14:11 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:14:11 Ping attempt 2 failed: failed to read ICMP packet: i/o timeout
Dec 30 23:14:18 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:14:18 Ping attempt 3 failed: failed to read ICMP packet: i/o timeout
Dec 30 23:14:25 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:14:25 Ping attempt 4 failed: failed to read ICMP packet: i/o timeout
Dec 30 23:14:32 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:14:32 Ping attempt 5 failed: failed to read ICMP packet: i/o timeout
Dec 30 23:14:32 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:14:32 Increasing ping retry delay to 3s
Dec 30 23:14:40 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:14:40 Ping attempt 6 failed: failed to read ICMP packet: i/o timeout
Dec 30 23:14:48 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:14:48 Ping attempt 7 failed: failed to read ICMP packet: i/o timeout
Dec 30 23:14:50 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:14:50 Periodic ping failed (2 consecutive failures): all 2 ping attempts failed, last error: failed to read ICMP packet: i/o timeout
Dec 30 23:14:56 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:14:56 Ping attempt 8 failed: failed to read ICMP packet: i/o timeout
Dec 30 23:15:04 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:15:04 Ping attempt 9 failed: failed to read ICMP packet: i/o timeout
Dec 30 23:15:12 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:15:12 Ping attempt 10 failed: failed to read ICMP packet: i/o timeout
Dec 30 23:15:12 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:15:12 Increasing ping retry delay to 4.5s
Dec 30 23:15:21 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:15:21 Periodic ping failed (3 consecutive failures): all 2 ping attempts failed, last error: failed to read ICMP packet: i/o timeout
Dec 30 23:15:21 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:15:21 Ping attempt 11 failed: failed to read ICMP packet: i/o timeout
Dec 30 23:15:31 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:15:31 Ping attempt 12 failed: failed to read ICMP packet: i/o timeout
Dec 30 23:15:40 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:15:40 Ping attempt 13 failed: failed to read ICMP packet: i/o timeout
Dec 30 23:15:50 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:15:50 Ping attempt 14 failed: failed to read ICMP packet: i/o timeout
Dec 30 23:15:51 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:15:51 Periodic ping failed (4 consecutive failures): all 2 ping attempts failed, last error: failed to read ICMP packet: i/o timeout
Dec 30 23:15:51 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:15:51 Connection to server lost after 4 failures. Continuous reconnection attempts will be made.
Dec 30 23:15:52 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:15:52 Stopping ping check
Dec 30 23:15:52 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:15:52 Connecting to endpoint: pangolin.mydomain.com
Dec 30 23:16:22 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:16:22 Initial reliable ping failed, but continuing: all 5 ping attempts failed, last error: failed to read ICMP packet: i/o timeout
Dec 30 23:16:27 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:16:27 Ping attempt 1 failed: failed to read ICMP packet: i/o timeout
Dec 30 23:16:27 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:16:27 Started tcp proxy to 192.168.1.1:80
Dec 30 23:16:27 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:16:27 Started tcp proxy to localhost:5443

Environment

OS Type & Version: Ubuntu 25.10 (NEWT) Ubuntu 25.04 (Pangolin Docker server)
Pangolin Version: 1.14.1
Gerbil Version: 1.3.0
Traefik Version: 3.6
Newt Version: 1.8.1
Olm Version: (if applicable)

To Reproduce

I encountered this problem after a normal installation. I've tried clean installation multiple times.

Expected Behavior

Working correctly

*Originally created by @Transwarpcom on 12/30/2025* ### Describe the Bug The web UI shows the site as online, but actual access results in a Gateway Timeout error. The firewall is correctly configured, Cloudflare DNS proxy is disabled, and the site was installed using the official installer. The log is as follows Dec 30 23:13:29 Ubuntu-LXC systemd[1]: Started newt.service - Newt. Dec 30 23:13:29 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:13:29 Newt version 1.8.1 Dec 30 23:13:30 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:13:30 Server version: 1.14.1 Dec 30 23:13:30 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:13:30 Websocket connected Dec 30 23:13:30 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:13:30 Connecting to endpoint: pangolin.mydomain.com Dec 30 23:14:01 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:14:01 Initial reliable ping failed, but continuing: all 5 ping attempts failed, last error: failed to read ICMP packet: i/o timeout Dec 30 23:14:06 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:14:06 Ping attempt 1 failed: failed to read ICMP packet: i/o timeout Dec 30 23:14:06 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:14:06 Started tcp proxy to 192.168.1.1:80 Dec 30 23:14:06 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:14:06 Started tcp proxy to localhost:5443 Dec 30 23:14:11 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:14:11 Ping attempt 2 failed: failed to read ICMP packet: i/o timeout Dec 30 23:14:18 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:14:18 Ping attempt 3 failed: failed to read ICMP packet: i/o timeout Dec 30 23:14:25 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:14:25 Ping attempt 4 failed: failed to read ICMP packet: i/o timeout Dec 30 23:14:32 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:14:32 Ping attempt 5 failed: failed to read ICMP packet: i/o timeout Dec 30 23:14:32 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:14:32 Increasing ping retry delay to 3s Dec 30 23:14:40 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:14:40 Ping attempt 6 failed: failed to read ICMP packet: i/o timeout Dec 30 23:14:48 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:14:48 Ping attempt 7 failed: failed to read ICMP packet: i/o timeout Dec 30 23:14:50 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:14:50 Periodic ping failed (2 consecutive failures): all 2 ping attempts failed, last error: failed to read ICMP packet: i/o timeout Dec 30 23:14:56 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:14:56 Ping attempt 8 failed: failed to read ICMP packet: i/o timeout Dec 30 23:15:04 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:15:04 Ping attempt 9 failed: failed to read ICMP packet: i/o timeout Dec 30 23:15:12 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:15:12 Ping attempt 10 failed: failed to read ICMP packet: i/o timeout Dec 30 23:15:12 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:15:12 Increasing ping retry delay to 4.5s Dec 30 23:15:21 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:15:21 Periodic ping failed (3 consecutive failures): all 2 ping attempts failed, last error: failed to read ICMP packet: i/o timeout Dec 30 23:15:21 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:15:21 Ping attempt 11 failed: failed to read ICMP packet: i/o timeout Dec 30 23:15:31 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:15:31 Ping attempt 12 failed: failed to read ICMP packet: i/o timeout Dec 30 23:15:40 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:15:40 Ping attempt 13 failed: failed to read ICMP packet: i/o timeout Dec 30 23:15:50 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:15:50 Ping attempt 14 failed: failed to read ICMP packet: i/o timeout Dec 30 23:15:51 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:15:51 Periodic ping failed (4 consecutive failures): all 2 ping attempts failed, last error: failed to read ICMP packet: i/o timeout Dec 30 23:15:51 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:15:51 Connection to server lost after 4 failures. Continuous reconnection attempts will be made. Dec 30 23:15:52 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:15:52 Stopping ping check Dec 30 23:15:52 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:15:52 Connecting to endpoint: pangolin.mydomain.com Dec 30 23:16:22 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:16:22 Initial reliable ping failed, but continuing: all 5 ping attempts failed, last error: failed to read ICMP packet: i/o timeout Dec 30 23:16:27 Ubuntu-LXC newt[21626]: WARN: 2025/12/30 23:16:27 Ping attempt 1 failed: failed to read ICMP packet: i/o timeout Dec 30 23:16:27 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:16:27 Started tcp proxy to 192.168.1.1:80 Dec 30 23:16:27 Ubuntu-LXC newt[21626]: INFO: 2025/12/30 23:16:27 Started tcp proxy to localhost:5443 ### Environment - OS Type & Version: Ubuntu 25.10 (NEWT) Ubuntu 25.04 (Pangolin Docker server) - Pangolin Version: 1.14.1 - Gerbil Version: 1.3.0 - Traefik Version: 3.6 - Newt Version: 1.8.1 - Olm Version: (if applicable) ### To Reproduce I encountered this problem after a normal installation. I've tried clean installation multiple times. ### Expected Behavior Working correctly

MrUnknownDE closed this issue

2026-04-05 17:09:38 +02:00

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Reference: github/pangolin#419