If that is all, that you haven't been to the meetings in a while, then probably he wants to encourage you.
Does I understand he comes alone? If so, it is never a big matter.
If you are afraind you gone to be df-ed, well they do not do that for not visiting meetings. Do not say anything, like I do not believe the organisation/FDS/watchtower or something like that. Just do not answer to much on personal quiestions. and you probably be ok.
D