Hey there, We’ve had Mattermost Team Edition running on a Synology NAS in a Docker container for a couple of months now. We connect via desktop and mobile, and access via reverse proxy and LetsEncrypt cert. Through that time, we’ve had one staff member in particular who has been having a lot of i…

Hi Dustin, Welcome to the Mattermost community forums, and we’re sorry to her about the frequent connection issues. Let’s try to troubleshoot this problem together. Here are a few suggestions: Check network connectivity: Ensure that the affected staff members have a stable internet connection on…

Affected staff members have no issues with connectivity with any other apps or websites. Server has been updated several times in the past couple of months and is on the latest version as of 2 days ago. URL is correct. The connection issue is intermittent. Server has been restarted multi…

This was solved, though I’m not 100% sure how. I believe it may have had something to do with the DNS servers listed in the NAS or the router. They were slightly different (using Google/Cloudflare), and making them match seems to have resolved the intermittent connectivity issue.

We have also submitted a fix for this issue which is queued for an upcoming mobile app release Fix can not reconnect websocket after turn off then turn on wifi. Thi… by namanh-asher · Pull Request #7552 · mattermost/mattermost-mobile · GitHub .

Ah ha! Great workaround here. Thank you for sharing, @VitaliyV !

I have to pull that up again, this happens here, too, also on a Samsung phone strangely, latest S25 Ultra. Not tested on another phone, I only have Samsungs. I am an experienced sysadmin but honestly I do not have the slightest clue what is going on, I had this with 8.6 and the old app, I had it wi…

Amy, if you are still here, can you have a look at my longer message please. What you did implement in the mentioned request was seemingly no fix at all here Help would really be appreciated, I am on a bare metal server which is fully under my control, but I honestly don’t know what to do, that’s …

There is no warning or even info message in the (mattermost) server log when this happens, nothing at all EDIT: I also installed the desktop app now real quick, and as expected also everything is clear on that front, no connection hiccups. Everything is in the same Wi-Fi/LAN network as said before …

I had a similar issue, mine was because of the WebSocket setup. I just updated my vhost, and it worked fine. .... # WebSocket — MUST be first ProxyPass /api/v4/websocket ws://127.0.0.1:8065/api/v4/websocket ProxyPassReverse /api/v4/websocket ws://127.0.0.1:8065/api/v4/websocket # Mattermost HTTP …

Intermittent "The Server is Not Reachable" for some users on mobile

Troubleshooting

VitaliyV August 20, 2024, 4:25am 6

I had same issue on IOS constantly. The way I fixed it, I removed the “www.” from server url

Topic		Replies	Views
[Solved] Server is not reachable Mobile Apps	3	1384	April 19, 2025
Mobile 2.0 "The server is not reachable" error Troubleshooting	37	4657	June 10, 2023
Server not available on Android App but available	3	281	November 22, 2024
Mattermost Android App, no connection to self hosted server Mobile Apps	7	634	July 23, 2024
[Solved] Error: Please check connection, Mattermost unreachable. If issue persists, ask administrator to check WebSocket port Troubleshooting	24	17700	January 8, 2025

Intermittent "The Server is Not Reachable" for some users on mobile

Related topics