Hi Ross, ruelcarballo
I have experienced the same issues – this plug in has worked for a number of problems for a few years and this morning it stopped.
I have 8 different feeds and all have stopped working.
Here is a link of an example feed.
https://www.google.com/calendar/feeds/sydneyrudolfsteinercollege.com_lt5f8ffj2affl8f2osubf4b3j4%40group.calendar.google.com/public/basic
Kind Regards
Ari
