Hello,
I am experiencing the problem that I tried to get a PHP Mailer work.
This is the error I get:
2022-03-07 16:16:11 SERVER -> CLIENT: 220 mail.MYDOMAIN.de ESMTP Postcow
2022-03-07 16:16:11 CLIENT -> SERVER: EHLO ServerIPAddress
2022-03-07 16:16:11 SERVER -> CLIENT: 250-mail.MYDOMAIN.de250-PIPELINING250-SIZE 104857600250-ETRN250-STARTTLS250-ENHANCEDSTATUSCODES250-8BITMIME250-DSN250 CHUNKING
2022-03-07 16:16:11 CLIENT -> SERVER: STARTTLS
2022-03-07 16:16:11 SERVER -> CLIENT: 220 2.0.0 Ready to start TLS
SMTP Error: Could not connect to SMTP host. Connection failed. stream_socket_enable_crypto(): SSL operation failed with code 1. OpenSSL Error messages:error:1416F086:SSL routines:tls_process_server_certificate:certificate verify failed
2022-03-07 16:16:11 CLIENT -> SERVER: QUIT
2022-03-07 16:16:11
2022-03-07 16:16:11
SMTP Error: Could not connect to SMTP host. Connection failed. stream_socket_enable_crypto(): SSL operation failed with code 1. OpenSSL Error messages:error:1416F086:SSL routines:tls_process_server_certificate:certificate verify failed
Message could not be sent. Mailer Error: SMTP Error: Could not connect to SMTP host. Connection failed. stream_socket_enable_crypto(): SSL operation failed with code 1. OpenSSL Error messages: error:1416F086:SSL routines:tls_process_server_certificate:certificate verify failed