If you need to manage time-slots of different-defined duration then we have another similar plugin that matches better this requirements, the Appointment Hour Booking plugin. It is services-oriented and you can setup services of different duration into it.
That content isn’t posted back to the server as part of the booking, so it cannot be added that way in the confirmation emails. Consider adding other field for that content (it can be a hidden field) if you want to make it available in the confirmation emails or other server side actions.
Good to hear you already found and alternative solution.
Regarding to your original message, please note that we’d like to help but we can’t reply about the commercial versions of the plugin in this forum. Commercial products are not supported in these forums. We will happily answer this and any other questions you can have on our own site.
For pro or commercial product support please contact us directly on our site. This includes any pre-sales topics as well.
That screenshot and that version number is from the listing in the WordPress directory, but the one installed in the “Plugins” menu of your website is a different version number.
Check in your website the version number that appears exactly in this area:
Please double check the version number of the plugin you are using (version number that appears in the Plugins menu). According to the description of the error, you may be using an outdated copy of a commercial version plugin.
