Forum postings - some have Reply button and others do not?

Just curious why some forum postings have Reply buttons visible while others do not? See examples…Thank you
No Reply Button…

Reply Button…

Probably answering my own question… poster is a new subscriber and likely not vetted yet…?

Sorry, we had a few teething issues setting up the forum, you should now be able to post and reply.

Let me know how you get on!