I’ve tested Gravityforms with the WP default Twenty-Fifteen theme and there are no JS errors. I’ve followed the other threads found on the forum but none of the recommended code changes have worked. If I disable GF, I can edit.
Uncaught TypeError: a.widget is not a function
Uncaught ReferenceError: AtD is not defined
Uncaught TypeError: Cannot read property 'mouse' of undefined
Uncaught TypeError: QTags is not a function
Uncaught TypeError: Cannot read property 'view' of undefined
Uncaught TypeError: Cannot read property 'length' of undefined
Uncaught ReferenceError: Color is not defined
Uncaught ReferenceError: Backbone is not defined
Uncaught ReferenceError: Backbone is not defined
Uncaught ReferenceError: _ is not defined
Uncaught TypeError: Cannot read property 'getHash' of undefined