OpenWRT 19.07.x - Next DNS - Sendmsg: permission denied messages

I went through the nextdns install on OpenWRT (and no other tools) on my router and noticing several of the messages (every second). This is with no other package installed.

any one running into this issue?

--- Several such messages - Several domains - Every second there is one entry

Fri Dec 25 12:08:24 2020 daemon.notice nextdns[5371]: Query fdxx:xxxx:xxxx:0:5572:xxxx:xxxx:xxxx UDP A fireoscaptiveportal.com.lan. (qry=45/res=120) cached HTTP/2.0: write udp [::]:53->[fdxx:xxxx:xxxx:0:5572:xxxx:xxxx:xxxx]:37943: sendmsg: permission denied
Fri Dec 25 12:08:46 2020 daemon.notice nextdns[5371]: Query fdxx:xxxx:xxxx:0:5572:xxxx:xxxx:xxxx UDP A api.amazon.com.lan. (qry=36/res=111) cached HTTP/2.0: write udp [::]:53->[fdxx:xxxx:xxxx:0:5572:xxxx:xxxx:xxxx]:55153: sendmsg: permission denied
Fri Dec 25 12:08:53 2020 daemon.notice nextdns[5371]: Query fdxx:xxxx:xxxx:0:5572:xxxx:xxxx:xxxx UDP AAAA api.amazon.com. (qry=32/res=80) 52ms HTTP/2.0: write udp [::]:53->[fdxx:xxxx:xxxx:0:5572:xxxx:xxxx:xxxx]:46553: sendmsg: permission denied