sorry for losing track of this one.
your server logs show a lot of error resizing images due to running out of memory
Aug 21, 2022 17:47:46.344 [10636] ERROR - [Req#33842] Error resizing an image, we don't trust what we cached [C:\Users\HOMESERVER\AppData\Local\Plex Media Server\Cache\PhotoTranscoder\88\88517f2157c0f692779758340cb51b6f50c25c56.jpg]
Aug 21, 2022 17:47:46.345 [2172] ERROR - [Req#33845] Format [JPEG] - Insufficient memory (case 4)
Aug 21, 2022 17:47:46.345 [2172] ERROR - [Req#33845] Error resizing an image, we don't trust what we cached [C:\Users\HOMESERVER\AppData\Local\Plex Media Server\Cache\PhotoTranscoder\72\72bacd7ede6b22a4bbb0c2d1121adaf01f666644.jpg]
Aug 21, 2022 17:47:46.360 [2172] ERROR - [Req#337ea] Format [JPEG] - Insufficient memory (case 4)
Aug 21, 2022 17:47:46.360 [2172] ERROR - [Req#337ea] Error resizing an image, we don't trust what we cached [C:\Users\HOMESERVER\AppData\Local\Plex Media Server\Cache\PhotoTranscoder\f4\f48df00f779129c2ad2a387782e8aeb159afbac8.jpg]
Aug 21, 2022 17:47:46.366 [10636] ERROR - [Req#33858] Format [JPEG] - Insufficient memory (case 4)
Aug 21, 2022 17:47:46.366 [10636] ERROR - [Req#33858] Error resizing an image, we don't trust what we cached [C:\Users\HOMESERVER\AppData\Local\Plex Media Server\Cache\PhotoTranscoder\5f\5fd6d6dfbeed182bfd32322072a5e8568bbd72cd.jpg]
Aug 21, 2022 17:47:46.454 [7184] ERROR - [Req#33865] Format [JPEG] - Insufficient memory (case 4)
Aug 21, 2022 17:47:46.454 [7184] ERROR - [Req#33865] Error resizing an image, we don't trust what we cached [C:\Users\HOMESERVER\AppData\Local\Plex Media Server\Cache\PhotoTranscoder\11\11e8d5cb1f6b36237125866f2ebefdccce5ba35e.jpg]
Aug 21, 2022 17:47:46.456 [2172] ERROR - [Req#3387e] Format [JPEG] - Insufficient memory (case 4)
Aug 21, 2022 17:47:46.456 [2172] ERROR - [Req#3387e] Error resizing an image, we don't trust what we cached [C:\Users\HOMESERVER\AppData\Local\Plex Media Server\Cache\PhotoTranscoder\d7\d7f9c09b21b30977ff85fcc0aa2a8a43ebe6b038.jpg]
Aug 21, 2022 17:47:46.468 [2172] ERROR - [Req#33881] Format [JPEG] - Insufficient memory (case 4)
Aug 21, 2022 17:47:46.468 [2172] ERROR - [Req#33881] Error resizing an image, we don't trust what we cached [C:\Users\HOMESERVER\AppData\Local\Plex Media Server\Cache\PhotoTranscoder\86\86833cc5c8efb886bb5939e39a223d8a17bd1b2f.jpg]
Aug 21, 2022 17:47:46.587 [15076] ERROR - [Req#338aa] Format [JPEG] - Insufficient memory (case 4)
Aug 21, 2022 17:47:46.587 [15076] ERROR - [Req#338aa] Error resizing an image, we don't trust what we cached [C:\Users\HOMESERVER\AppData\Local\Plex Media Server\Cache\PhotoTranscoder\14\1425bc9ee48c5df5606321c6258dc6a300228936.jpg]
Aug 21, 2022 17:47:46.717 [7184] ERROR - [Req#338ba] Format [JPEG] - DIB allocation failed, maybe caused by an invalid image size or by a lack of memory
Aug 21, 2022 17:47:46.717 [7184] ERROR - [Req#338ba] Error resizing an image, we don't trust what we cached [C:\Users\HOMESERVER\AppData\Local\Plex Media Server\Cache\PhotoTranscoder\fa\fadd051ff564b97d9a9e872a163334abadba238a.jpg]
Aug 21, 2022 17:47:46.780 [5464] ERROR - [Req#338fa] Format [JPEG] - Insufficient memory (case 4)
Aug 21, 2022 17:47:46.780 [5464] ERROR - [Req#338fa] Error resizing an image, we don't trust what we cached [C:\Users\HOMESERVER\AppData\Local\Plex Media Server\Cache\PhotoTranscoder\e4\e4f3fd5ca5a05e198a310e6b34abb688cd44db7a.jpg]
Aug 21, 2022 17:47:46.787 [2172] ERROR - [Req#338f3] Format [JPEG] - DIB allocation failed, maybe caused by an invalid image size or by a lack of memory
Aug 21, 2022 17:47:46.787 [2172] ERROR - [Req#338f3] Error resizing an image, we don't trust what we cached [C:\Users\HOMESERVER\AppData\Local\Plex Media Server\Cache\PhotoTranscoder\d2\d20ef2ee73e74a9fbc4b8736256fb67de0860d42.jpg]
Aug 21, 2022 17:47:46.810 [7184] ERROR - [Req#33901] Format [JPEG] - DIB allocation failed, maybe caused by an invalid image size or by a lack of memory
Aug 21, 2022 17:47:46.810 [7184] ERROR - [Req#33901] Error resizing an image, we don't trust what we cached [C:\Users\HOMESERVER\AppData\Local\Plex Media Server\Cache\PhotoTranscoder\c2\c20f40ba9826b7376270997fd252f003a135b3a2.jpg]
Aug 21, 2022 17:47:46.854 [10636] ERROR - [Req#33913] Format [JPEG] - Insufficient memory (case 4)
Aug 21, 2022 17:47:46.854 [10636] ERROR - [Req#33913] Error resizing an image, we don't trust what we cached [C:\Users\HOMESERVER\AppData\Local\Plex Media Server\Cache\PhotoTranscoder\34\34ac89aa034e4a81c415f3893a61ebb847fb315e.jpg]
Aug 21, 2022 17:47:46.898 [7184] ERROR - [Req#33924] Format [JPEG] - Insufficient memory (case 4)
Aug 21, 2022 17:47:46.899 [7184] ERROR - [Req#33924] Error resizing an image, we don't trust what we cached [C:\Users\HOMESERVER\AppData\Local\Plex Media Server\Cache\PhotoTranscoder\24\24a1b4f4201d3b225ecdc493e591ba5cfbcc50a9.jpg]
Aug 21, 2022 17:47:46.913 [7184] ERROR - [Req#3391c] Format [JPEG] - Insufficient memory (case 4)