If you host your own WordPress for Toastmasters website outside of toastmost.org, be sure to upgrade the RSVPMaker plugin to the latest release.
Some older versions had a security vulnerability, which is now fixed — as long as you’re running the current version. Also, a couple of the releases that came out following the security fix introduced less serious but annoying bugs.
RSVPMaker provides the event scheduling and event registration features that are the foundation for all the agenda management functions.