Why would I be locked out of a thread (Is Anyone Else Concerned is the title). I was able to read it this morning and reply. The error message says "You are not allowed to view this" or something similar.
https://texags.com/appQuote:
As far as access goes, while non-subscribers are able to download the app and read free stories, a TexAgs Basic subscription unlocks the vast majority of the app's functionality, including reading and interacting on the forums. You will need to subscribe or manage your subscription on our website that process is not available within the app.