Nginx error

from yesterday i am unable to sccess my home assistant using my duckdns address , but working within my internal ip ,
when i try what is the problem then there is some NGINX errors ,

can anyone help me out ?

[INFO] Running nginx...
2019/05/28 22:56:20 [crit] 16#16: *1 SSL_read() failed (SSL: error:14191044:SSL routines:tls1_enc:internal error) while processing HTTP/2 connection, client: ::ffff:45.2xxxxxxx, server: [::]:443
2019/05/28 22:56:20 [crit] 16#16: *2 SSL_read() failed (SSL: error:14191044:SSL routines:tls1_enc:internal error) while processing HTTP/2 connection, client: ::ffff:45.2xxxxxxxxx,