apache - SSL and https issues for webapp -


i trying set https webapp. set ssl cert letsencrypt. domain name routing https going straight apache2 homepage. sites-available default-ssl.conf file looks follows

 <ifmodule mod_ssl.c>     <virtualhost _default_:443>             serveradmin webmaster@localhost             servername domain-names.com             serveralias www.domain-name.com             #proxypass / http://domain-name.com:8080/             #proxypassreverse / https://domain-name.com:443/

unfortunately, before attempted access webapp via ip_address:80/myapp.. getting 502 proxy error. appreciated, thank you


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