Hi there and good evening,

I have problems editing my widget.

It looks like this:

And once in a while, I have to change the images in there.

So far, I've choosen Design --> Widgets, but whenever I do so, I have the following page:

It looks completely different than before and I'm not able to edit something.

Whenever I try to call the customizer, I get the following error:

What can I do to edit the widgets?

btw: I renewed my license right a view minutes ago, but unfortunately, there's no newer version of this theme.

Thx, Johnny

fyi: The Error happens in the Plugin "GK News Show Pro (Version 1.0.1.6)". What's this and is it possible to deactivate this?