DEBIAN 12 OPENSSL 3.0 DOVECOT does not allow login

server is debian 12 running plesk with dovecot
when i try to log in to a mail account via webmail i get this error
Jun 30 17:43:36 hetzner2 dovecot: master: Dovecot v2.3.21 (47349e2482) starting up for imap, pop3, sieve (core dumps disabled)
Jun 30 17:44:21 hetzner2 dovecot: imap-login: Error: Failed to initialize SSL server context: Can't load SSL certificate (ssl_cert setting): error:0A000180:SSL routines::bad value: section=system_default, cmd=MinProtocol, arg=TLSv1.0: user=<>, rip=::1...

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