OpenVPN Error : TLS Error: local/remote TLS keys are out of sync: [AF_INET]
Leave these directives in:
client
dev tun
tun-mtu 1500
remote vpn.riseup.net
auth-user-pass
ca RiseupCA.pem
redirect-gateway
verb 4
Remove these:
<ca>
-----BEGIN CERTIFICATE-----
[OMITTED]
-----END CERTIFICATE-----
</ca>