Nginx Error Log

2020/04/10 00:09:05 [alert] 25942#25942: *75581 could not allocate new session in SSL session shared cache "le_nginx_SSL" while SSL handshaking, client: 192.168.1.1, server: 0.0.0.0:443
2020/04/10 00:09:56 [alert] 25942#25942: *75630 could not allocate new session in SSL session shared cache "le_nginx_SSL" while SSL handshaking, client: 192.168.1.1, server: 0.0.0.0:443
2020/04/10 00:10:45 [emerg] 30493#30493: unknown "proxy_connection" variable
2020/04/10 00:11:14 [info] 31040#31040: Using 32768KiB of shared memory for nchan in /etc/nginx/nginx.conf:68
2020/04/10 00:12:25 [error] 31078#31078: *1 FastCGI sent in stderr: "PHP message: PHP Fatal error:  Cannot declare class OCA\Talk\Migration\Version8000Date20200331144101, because the name is already in use in /var/www/nextcloud/apps/spreed/lib/Migration/Version8000Date20200331144101.php on line 54" while reading upstream, client: 192.168.1.1, server: (domain), request: "GET /nextcloud/core/ajax/update.php?requesttoken=Uhd%2B0NexQq%2FgIP6dBoRi6gCRaLWa1V2GcBFnDpbomxY%3D%3APlEvmqaAK8eLaJrfTvQvuln2I9nXrxe%2BRnkjetfdrSQ%3D HTTP/2.0", upstream: "fastcgi://unix:/run/php/php7.3-fpm.sock:", host: "(domain)"
2020/04/10 00:30:38 [crit] 31078#31078: *855 SSL_do_handshake() failed (SSL: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol) while SSL handshaking, client: 96.126.103.73, server: 0.0.0.0:443
2020/04/10 00:30:45 [crit] 31078#31078: *858 SSL_do_handshake() failed (SSL: error:1420918C:SSL routines:tls_early_post_process_client_hello:version too low) while SSL handshaking, client: 96.126.103.73, server: 0.0.0.0:443
2020/04/10 00:30:50 [crit] 31078#31078: *861 SSL_do_handshake() failed (SSL: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol) while SSL handshaking, client: 96.126.103.73, server: 0.0.0.0:443
2020/04/10 01:31:42 [info] 7878#7878: Using 32768KiB of shared memory for nchan in /etc/nginx/nginx.conf:68
2020/04/10 01:31:43 [notice] 7887#7887: signal process started
2020/04/10 01:31:49 [notice] 7900#7900: signal process started
2020/04/10 02:21:59 [crit] 7901#7901: *4095 SSL_do_handshake() failed (SSL: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol) while SSL handshaking, client: 62.173.145.68, server: 0.0.0.0:443
2020/04/10 08:52:09 [crit] 7901#7901: *8590 SSL_do_handshake() failed (SSL: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol) while SSL handshaking, client: 13.77.107.52, server: 0.0.0.0:443
2020/04/10 09:40:50 [crit] 7901#7901: *9499 SSL_do_handshake() failed (SSL: error:14209102:SSL routines:tls_early_post_process_client_hello:unsupported protocol) while SSL handshaking, client: 172.104.242.173, server: 0.0.0.0:443
2020/04/10 14:18:40 [error] 7901#7901: *16394 open() "/var/www/.well-known/acme-challenge/qYNpzOcnKilXoWbTwsUiu1D7Yk9i2zoSr4apo6G2xPk" failed (2: No such file or directory), client: 52.15.254.228, server: (domain), request: "GET /.well-known/acme-challenge/qYNpzOcnKilXoWbTwsUiu1D7Yk9i2zoSr4apo6G2xPk HTTP/1.1", host: "(domain)", referrer: "http://mu.dedyn.io/.well-known/acme-challenge/qYNpzOcnKilXoWbTwsUiu1D7Yk9i2zoSr4apo6G2xPk"
2020/04/10 14:18:41 [error] 7901#7901: *16396 open() "/var/www/.well-known/acme-challenge/qYNpzOcnKilXoWbTwsUiu1D7Yk9i2zoSr4apo6G2xPk" failed (2: No such file or directory), client: 52.28.236.88, server: (domain), request: "GET /.well-known/acme-challenge/qYNpzOcnKilXoWbTwsUiu1D7Yk9i2zoSr4apo6G2xPk HTTP/1.1", host: "(domain)", referrer: "http://mu.dedyn.io/.well-known/acme-challenge/qYNpzOcnKilXoWbTwsUiu1D7Yk9i2zoSr4apo6G2xPk"
2020/04/10 14:18:49 [error] 7901#7901: *16399 open() "/var/www/.well-known/acme-challenge/qYNpzOcnKilXoWbTwsUiu1D7Yk9i2zoSr4apo6G2xPk" failed (2: No such file or directory), client: 34.222.229.130, server: (domain), request: "GET /.well-known/acme-challenge/qYNpzOcnKilXoWbTwsUiu1D7Yk9i2zoSr4apo6G2xPk HTTP/1.1", host: "(domain)", referrer: "http://mu.dedyn.io/.well-known/acme-challenge/qYNpzOcnKilXoWbTwsUiu1D7Yk9i2zoSr4apo6G2xPk"