Unfortunately conflicts with the plugin are inevitable even though our development team makes every effort to use unique variables and function names in the coding. In such cases it is not easy or feasible to find the conflict itself, but rather to disable the use of one of the two conflicting plugins. In particular, visual editors do not work well with our plugin.
The other solution is to use one of our web app calendars instead of our plugin calendar. These calendars run free of any conflicts, and you can see them here: