Server sent unsorted certificate chain in violation of the TLS specifications

[testowo]

Hello there!

Fresh install Debian 11 with DirectAdmin. I created FTP account and tryied login by FileZilla Client. The problem is I cannot log in to my FTP account:

hostname: IP (not domian)
pwd: ***
username: my_user@my_domain.com
port 21

error:
Server sent unsorted certificate chain in violation of the TLS specifications

Please, help.

 

[Zhenyapan]

if you are using IP - configure FPT client without TLS