Steps to reproduce on XE 6.2 M2 with Flamingo skin:
- log in as administrator
- go to the "AWM" home page and click on "Create Application"
- on the second step ("Define the structure of your application") drag&drop any field from the palette (for instance a "Short Text" field)
- hover the property, click on any of the icons in the top right corner and notice how none of them is responding.
The error message I got on FF 31 and on Chrome 37 is:
On IE 11 I also got:
Side note: clearing the wiki / browser cache doesn't change anything.