Plex Media Server is not playing HE-AAC audio channels on Live TV & DVR without stuttering

Server Version#: 1.23.4.4712

Plex Media Server is not playing HE-AAC audio channels on Live TV & DVR without stuttering. That’s all… that’s the bug. Doesn’t matter if the client is Android or Roku. Same thing happens.

UPDATE: Deleting all the codecs from ./Codecs/fa235d6-3858-linux-x86_64/* so the folder is completely empty FIXED the issue. The channels are now shown as AAC instead of HE-AAC and play fine. One of the codecs that got downloaded into that folder has a bug somewhere.

The files that were in the directory when the issue was present are: libaac_encoder.so libaac_lc_decoder.so libh264_decoder.so liblibmp3lame_encoder.so liblibx264_encoder.so libmp3_decoder.so

I have this issue with any HE-AAC content… every 9-10 seconds or so a stutter. Doesn’t seem to happen with any other audio formats. I’m currently running 1.23.1.4602. Can I just run the 1.22.3.4392 package in my updates folder and that will downgrade my server version without any issues?

If you are having the problem on Live TV & DVR then running the version mentioned should fix it. There shouldn’t be any issues downgrading. I have done it multiple times testing new releases.

Thanks… I’ll give it a try and see what happens.

Oh well… that didn’t solve my problem with content that has been encoded with HE-AAC audio. I still get brief audio gaps every 9-10 seconds.

@phydx2 Are you using Roku? If so try using the Plex Preview app. It has an audio workaround to mitigate an operating system issue…

@anon18523487 I blew out my server config and started from scratch and gave PMS a transcode directory not shared with any other PMS and my problem has went away on 1.23.2.4656.

@kegbeach I am using a Roku Ultra. I did a channel search for plex preview and nothing came up… Where do I look for this and how do I install it? Thanks for following up!!

@phydx2 On the Roku website you must go to your account settings and find the link to add channel by code then type in plexpreview.

Wait what? You had 2 instances of PMs sharing the same transcoder folder? Was it just the transcoder folder or the entire Plex Media Server folder? I wouldn’t expect sharing the transcoder folder to cause problems, but sharing the entire PMS folder could.

It was just the transcoder folder… I’m not sure what the exact problem was. I had the problem with 1.23.2.4656 when I upgraded so I blew out the whole PMS directory and started from scratch and it now works.

I’m not completely sure but these are podman containers (docker) so maybe sharing the transcoding folder was giving some sort of blocking when being used by a container… I dunno. It was also over a NFS directory to the disk array so there’s a lot going on here.

Weird thing is each time I upgraded I would have to downgrade back to 1.22.3.4392 to fix the issue…

On a completely unrelated note I was having PMS crash often and since the rebuild from scratch it hasn’t crashed yet.

@kegbeach Thank you! I’ve added the channel and will check it out tonight… appreciate your help!

This is happening again on 1.23.4.4712 using Roku/Android clients.

@DaveBinM @ChuckPa I have updated the issue and the temporary fix in the original post. Can we raise awareness of this issue? If you need me to explain what was happening and what exactly I did to mitigate let me know.

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