So the only workaround I found is this: open project, open 1st JS, try to open 2nd JS, the loading message gets stuck, clear the cache, refresh the page, now the 1st JS is empty, but the 2nd shows the code, close both JS panels, open both again. No problems opening now. Repeat the steps for every ne...

I have not used the app builder for a few months. All of the sudden the "Loading awesome stuff" message is constantly loading every time I open any new page for a long time, but if I try to pen a second JS file it is not disappearing at all, so I have to reload the project. IE9 does not wo...