it tells me that the server cannot be identified wifyouwish.biz
it tells me that the server cannot be identified wifyouwish.biz .this error says it to me many times a day and no matter how hard I try, I can't get rid of it.
This may well be a spam calendar. Open your Calendar app, look at your list of subscribed calendars, and delete any you don't want or don't recognize.
Regards.