Server Version#: 1.31.0.6654 Player Version#: I just installed Plex on my Synology NAS and I am wanting to setup a new library for my movies. Under SynologyNAS libraries I click on Add Library, then Movies as my library type, then click Browse for Media Folder, then select the folder where my Movi…

[image] mawaw: Add Library it says that my changes could not be saved and does not add my library. DSM version? Common cases here: DNS / network gateway is incorrect (two adapters with both plugged in and PMS using the wrong one) Something broke permissions in the Plex / PlexMediaServ…

I’m here to add a “me too” to mawaw’s post: it isn’t just him/her. I’ve used Plex more or less successfully for many years and, for whatever reason, problems have accumulated through the years. (Most notably, media images stopped loading correctly for a while, and when a subsequent PMS came out t…

@rjyanco and @mawaw Please do the following Stop Plex Open FileStation Navigate to PlexMediaServer/AppData/Plex Media Server In there, you will find a “Logs” folder Right-click “Logs” and then → “Compress to Logs.zip” When it finishes, Download the ZIP to your computer up…

@ChuckPa I noticed the same thing when our automated PlexAPI tests broke today with PMS 1.31.0.6654-02189b09f. https://github.com/pkkid/python-plexapi/actions/runs/4176590460/jobs/7233157380#step:11:54 Specifically, the POST /library/sections API command is returning a status code 400 Bad Request. …

[image] SwiftPanda16: From a bunch of my own testing today, this only happens with a completely new unclaimed server Interesting find. I’ll look into this. Also, a simple restart of PMS “fixes” it and allows you to create a library. Is this for the case above of a new unclaimed server? …

[image] anon18523487: Is this for the case above of a new unclaimed server? Yes, I just restart the new unclaimed docker container and it is able to create a library. Note: This isn’t unique to Docker. It’s just the easiest way to spin up new instances. For example, it happens on Windows as …

Thanks, will definitely look into this.

Hi, I am facing the same issue on Synology DSM. I have tried reinstalling plex serveral times and restarted Plex and my NAS many times. But, no good. I claimed my server the first time around and got the error. I have tried without claiming the server but no luck. I have downloaded and installed P…

This has happened when trying to install Plex after NAS reset.

Problem Adding a Library

Plex Media Server

EricD1973 February 15, 2023, 12:05pm 7

Wanted to chime in here and say that I get the same “agent” and “language” errors when trying to save any changes to any existing library on a Windows installation. May be related? My logs are in this thread.

Topic		Replies	Views
Language is Invalid and Changes Could not be Saved Plex Media Server server-windows	59	562	July 2, 2023
Adding a new library - Your changes could not be saved Plex Media Server server-windows	1	94	May 16, 2023
Plex server no option to add library Plex Media Server server-synology	11	290	June 4, 2024
Unable to create/edit libraries General Discussions library-management	41	704	February 6, 2025
Plex on Synology NAS cannot save libraries Plex Media Server server-synology	2	100	February 25, 2021

Problem Adding a Library

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