Remote Access of my PMS on Sysonolgy 214+ not possible

Server Version#:PlexMediaServer-1.41.3.9314-a0bfb8370-armv7hf_DSM7
Player Version#:
For years PMS installed on my NAS Synology 214+ was working fine or if I had issues I was able to resolve. But this time I’m lost. DMS version installed is DSM 7.1.1-42962 Update 7

I already contacted Synology support team who confirmed that the NAS is accessible externally via port 32400. However acess via https is not possible and trying access via http I’m able to login, but PMS cannot be found. SYnology support team suggested to contact now Plex support.

I’m using Let’s encrypt certificate, which was working fine for now.

When I’m logged @ plex.tv in I cannot see the PMS on my NAS. I see all my other devices (PCs, TVs) but not the Synology NAS.

Any idea what’s wrong?

Are you comfortable applying this Synology-issued patch so Package Center works again?

@WBS04

I’ve a DS414 on DSM 7.1.1 Update7. It has the same CPU as your DS214+.
Reference: What kind of CPU does my Synology NAS have?

I used a Scheduled Task to apply the commands listed in the Synology support document.

Package Center now works correctly. I can start/stop/install/uninstall Plex Media Server the same as before Update 7 messed up things.

If you wish to apply the commands:

Step 1: Create the task

See FAQ 35: Start/Stop Plex using Task Scheduler.

You are going to do the same thing, except use the commands listed in the Synology support note.

Copy all three commands into the same task.

cp -af /usr/syno/synoman/webman/modules/PkgManApp/PkgManApp.js /usr/syno/synoman/webman/modules/PkgManApp/PkgManApp.js.bak

rm /usr/syno/synoman/webman/modules/PkgManApp/PkgManApp.js.gz

sed -i 's/SYNO\.SDS\.htmlEncode/Ext\.util\.Format\.htmlEncode/g' /usr/syno/synoman/webman/modules/PkgManApp/PkgManApp.js

See the screenshot below. The text wraps due to the small window size and long paths.


Step 2: Run the task.

Right click on the task and select Run.
It takes maybe 3 seconds to execute.
If configured to do so, you’ll receive an e-mail with the results.
Current status: 0 (Normal) means it executed properly.


Step 3: Logout / Login

You must logout/login to the NAS for the change to take effect (not mentioned on Synology forum thread).
You should now be able to use Package Center the same as before applying Update 7.


Tried the fix, but not working, as folders are not available…

Error message received:
Der Aufgabenplaner hat eine geplante Aufgabe abgeschlossen.

Aufgabe: Stop PMS
Start: Sun, 05 Jan 2025 17:25:49 GMT
Ende: Sun, 05 Jan 2025 17:25:49 GMT
Aktueller Status: 0 (Normal)
Standardausgabe/Fehler:
rm: cannot remove ‘/usr/syno/synoman/webman/modules/PkgManApp/PkgManApp.js.gz’: No such file or directory

Von DiskStation

Logout then log back in to DSM.

Does Package Center look normal?

If you look at Plex, do you see the options to open/start/stop/uninstall/etc.?

The command that failed (rm …) was deleting a file. If the file did not exist, then that may not be a problem.

Yes, looks ok (see screenshot).
What to do next?

Good. DSM Package Center is working again.

Can you access Plex server settings?

If yes, what is displayed in Settings → Remote Access?

If remote access is not enabled, what happens when you try to enable it?

Starting Plex Server on my NAS is possible, but after login error message (see screenshot) pops up. No access, as before.

Verify the network & time settings, then make sure the server is claimed (PMS must be able to communicate with plex.tv for claiming to be successful).

You should then be able to access the Plex server via app.plex.tv/desktop and via the NAS IP address (https://syno.ip.address:32400/web).

  1. Verify the network settings in the NAS
  • IP address & mask
  • Default Gateway
  • DNS Servers - use a public DNS server such as 1.1.1.1 (Cloudflare), 8.8.8.8 (Google), 9.9.9.9 (Quad9)
  1. Sync the NAS with a public NTP server
    Control Panel → Regional Options → Time

  2. Follow FAQ 31: Reset / Reclaim PMS on DSM 7 (Not Authorized - Locked Out).
    This will unclaim/re-claim your server. The metadata, database, etc. are preserved.

No chance to connect Plex via NAS.
Something is problematic with QuickConnect (see screenshot).
Is there a problelm with http instead of https connection?

Do not use QuickConnect to login to Plex Media Server.

Point the browser at the IP address of the NAS.

For example, if the IP address is 10.1.2.3, use http://10.1.2.3:32400/web (or https://…).

If Settings → Network → Secure Connections = Required, then you will need to use https.

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