PLEX keeps shutting down

Server Version#: 4.63.0
Player Version#: NA

Plex Media Server Logs_2021-11-28_20-30-11.zip (2.4 MB)

The server is only running PLEX, acronis, and AnyDesk. But recently the server just quits. You will try to play something and it just comes up blank. Look at the server and it isn’t up. Restart PLEX and it all comes back but it does this about once a day. I’m not the only person that this is happening to. There hasn’t been any “official” response to that thread so I started this one.

Plex keeps crashing

You need to enable debug logging for your server. Do not enable verbose logging. See the support document below for details.

Then pull a new set of server log files after the next crash.

Will do. The next time it takes a dive I’ll upload thelogs again. Shouldn’t take too long. LOL
Thanks for responding.

FYI - server Version 1.24.5.5173

I’ve been experiencing similar crashes about once every day or two as well for the last week or so. I haven’t personally experienced the crashes while watching anything, I just get pinged by other users that Plex isn’t available. When I go to check, Plex simply isn’t running anymore. I’m using Windows 10 for the server and on Plex version 1.25.0.5220.

Plex Media Server Logs_2021-11-28_19-28-41.zip (5.1 MB)
Plex Media Server Logs_2021-11-27_10-18-38.zip (5.3 MB)

@airninja

I looked at the 2021-11-28 logs.

I see two crashes on the 28th. One at 15:15 (at end of Plex Media Server.4.log) and another at 19:09 (at end of Plex Media Server.1.log).

Both times the transcoder crashed trying to transcode a file with VC-1 video.

The transcoder is working fine on other files, so I’m guessing the one with VC-1 video is somehow damaged (it is the same file every time).

Unfortunately, I cannot find the file name in the log files. There are TV episodes being streamed, but those are not VC-1 video, and VC-1 is typically from movie Blu-rays, not TV shows.

Hopefully you don’t have too many VC-1 videos in your library and it will be easy to track down.

If you’ve Tautulli installed, you can use it list each library and sort by codec type. You can also use the export function of WebTools-NG. It will export a list of the media in a library into a CSV file. You can then look for the media with VC-1 video.

Edit: Same thing happens in the other set of logs.

1 Like

Here is a log from when it just crashed.

Plex Media Server Logs_2021-11-29_21-23-52.zip (2.1 MB)

You have to enable debug logging.

Settings → Server_Name → General.

See the Reporting Issues… document I linked earlier.

sorry. thought I had done that. Well, as you can see, it won’t be too long before it happens again.

Well, that was it, the VC-1 codec. But it turned out that it was ANY VC-1 encoded file I had would crash Plex. Thankfully I only had 6 out of 4000, but each of them caused a crash. I’m replacing them with 264 encoded files, but I am curious if others are experiencing VC-1 crashes across the board.

I just scanned the bulk of my library and I have a handful of that codec as well but none of them have been played in months.

Mine didn’t show up as played in the database either, I’m assuming because they failed before the attempt was logged. But when I went and tried to play them, it killed Plex before my very eyes, so verifying is what did it for me. It turned out the main culprit was my copy of Elf being VC-1, and that’s why it only started happening the past week or so since people are starting to want to watch Christmas movies now.

The only files I had that were VC1 were the first episodes of Rick and Morty and I just played one and it played fine. So that isn’t what caused it here.
Server version 1.24.5.5173
Haven’t upgraded to 1.25.0.5282 yet. I’ll do that tomorrow. Seems one of the thingsit fixed was server crashes when you updated music libraries (which I’ve done a few times lately) so who knows, maybe that is the issue?

PMS: 1.25.0.5246, Synology DS918+

Just tested on my server.

Hardware Accelerated Transcoding any VC-1 video results in an immediate Plex Media Server crash. My log files have the same error messages as those from @airninja.

If I disable h/w acceleration, then the transcoding is OK and the movies play.

Well that sucks it appears to be a bigger issue than just my setup playing VC1, but it’s also good to see confirming data.

Have there been other reports of this issue that anyone is aware of? I did go back and look at my logs before I swapped the files out and a few of the VC1 files that crashed Plex now apparently played fine several months ago, and I have always kept hardware transcoding on.

Turns out it was a known problem & is now fixed.

Loaded latest public release, 1.25.0.5282, and latest beta release, 1.25.1.5286.

VC-1 transcoding OK with hardware acceleration enabled.

Another log for those who know how to read these things.
Plex Media Server Logs_2021-12-07_09-04-27.zip (5.0 MB)

And another from slightly earlier
Plex Media Server Logs_2021-12-02_07-48-21.zip (4.0 MB)

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