Server Version#: Version 1.24.5.5173
Player Version#: n/a
I updated QNAP to QTS 5.0.0.1858 which may or may not be relevant. Also, my last Plex Server log’ entry was for Photo transcoder, but I have no photos in Plex. Nov 24, 2021 15:27:08.453 [0x7fadf53a6b38] DEBUG - Photo transcoder: Request for url [/library/parts/182961/indexes/sd/1703636?X-Plex-Token=xxxxxxxxxxxxxxxxxxxx&X-Plex-Account-ID=1] (is local: 1 upscaled: 1)
…and a few rows up, I had a warning: Nov 24, 2021 15:27:07.909 [0x7fadf5c7cb38] WARN - Failed to set up two way stream, caught exception: write: Broken pipe
Nov 23, 2021 19:42:41.073 [0x7fadbba8d6e8] DEBUG - [CERT] Subject name is /CN=*.3935379ba2ef46de9d1de119ec183335.plex.direct
Nov 23, 2021 19:42:41.073 [0x7fadbba8d6e8] DEBUG - [CERT] Installed certificate with fingerprint e2:ec:92:cb:44:14:07:85:24:d5:10:7e:c9:e1:46:2c:a3:0d:62:c9.
Nov 23, 2021 19:42:41.073 [0x7fadbba8d6e8] DEBUG - [CERT/OCSP] Stapling requests will be made to 'http://r3.o.lencr.org/'.
Nov 23, 2021 19:42:41.126 [0x7fadbba8d6e8] INFO - [CERT/OCSP] Successfully retrieved response from cache.
Nov 23, 2021 19:42:41.127 [0x7fadbba8d6e8] ERROR - HttpServer: Error binding acceptor: Address in use
Nov 23, 2021 19:42:41.127 [0x7fadbba8d6e8] ERROR - Error: Unable to set up server: listen: Address in use (N5boost10wrapexceptINS_6system12system_errorEEE)
Restarting too quickly after commanded shutdown (Linux needs 15-30 seconds to close everything up on that processor)
As for crash? your logs are full 10.5 MB full with active transcode work or you commanding the restart.