If you remove map from interface it will turn off your remote access as well. You are getting that error because its kind of frame work you can ignore that error after removing (no crypto map mymap 30 set peer x.x.x.x ) it should not form VPN tunnel.
Remove it and verify your configuration and connectivity .
We have configured the outside and inside Interface with official ipv6 adresses, set a default route on outside Interface to our router, we also have definied a rule , which also gets hits, to permit tcp from inside Interface to any6.
In Syslog I also se...