Wikipedia API // Ajax request

Hi there, I have a problem with the Ajax request. If I insert my URL into my browser I get a working result. So there have to be a mistake in the code(?). I don’t find it, maybe somebody could help me please out.
Here is the Codepen:

Greetings
HalloCoding

it works for me, your console log prints out the returned data. What error messages are you seeing?

I’m seeing my “Error” message with an Error object. That’s strange.
Tried it on windows at it worked. Extremly strange…