SSL Certificate Errors

hi
right after install PMS Version 1.32.0.6865 on my synology- my ssl certificate isn’t work anymore.
it starts now with a self issued cert.
in the logs i can see that error:

Apr 04, 2023 10:38:23.928 [0x7f3e8089fb38] INFO - Plex Media Server v1.32.0.6865-ba892e5ce - Synology DS716+II x86_64 - build: linux-x86_64 synology-dsm7 - GMT 02:00
Apr 04, 2023 10:38:23.928 [0x7f3e8089fb38] INFO - Linux version: DSM 7.2.64216-0, language: en-US
Apr 04, 2023 10:38:23.928 [0x7f3e8089fb38] INFO - Processor: 4-core       Intel(R) Celeron(R) CPU  N3160  @ 1.60GHz
Apr 04, 2023 10:38:23.928 [0x7f3e8089fb38] INFO - Compiler is - Clang 11.0.1 (https://plex.tv 9b997da8e5b47bdb4a9425b3a3b290be393b4b1f)
Apr 04, 2023 10:38:23.928 [0x7f3e8089fb38] INFO - /volume1/@appstore/PlexMediaServer/Plex Media Server
Apr 04, 2023 10:38:23.930 [0x7f3e80b11a90] DEBUG - BPQ: [Idle] -> [Starting]
Apr 04, 2023 10:38:23.931 [0x7f3e80b11a90] DEBUG - FeatureManager: Using cached data for features list
Apr 04, 2023 10:38:24.084 [0x7f3e80b11a90] DEBUG - [CERT] Subject name is /CN=*.xxx.plex.direct
Apr 04, 2023 10:38:24.085 [0x7f3e80b11a90] DEBUG - [CERT] Installed certificate with fingerprint xxx.
Apr 04, 2023 10:38:24.085 [0x7f3e80b11a90] DEBUG - [CERT/OCSP] Stapling requests will be made to 'http://r3.o.lencr.org/'.
Apr 04, 2023 10:38:24.085 [0x7f3e80b11a90] INFO - [CERT/OCSP] Successfully retrieved response from cache.
Apr 04, 2023 10:38:24.091 [0x7f3e80b11a90] ERROR - [CERT] PKCS12_parse failed: error:0308010C:digital envelope routines::unsupported
Apr 04, 2023 10:38:24.091 [0x7f3e80b11a90] ERROR - [CERT] Found a user-provided certificate, but couldn't install it.