I'm getting this all the time too and agree that it's incredibly frustrating! The number of times I've typed all this info only for it to disappear into oblivion.
Refreshing the page does not work for me. There are just some notes where it doesn't matter how many times I edit it or refresh, it will never ever save via the web version. But if I go onto my Android phone and try to update that same note via the Evernote app, no problem at all & saves the note straight away.
So basically every time I want to update that note I now have to type it into my phone rather than use a PC (w