List of steps to reproduce (step by step, including full links if applicable):
- I go to Special:CreateZObject
- "Expert mode" is enabled (it works fine without Expert Mode)
- I click on the field "Select a Type \/"
Half the screen disappears and is replaced with the JSON window
What should have happened instead?:
I should be able to select a type
Software version (if not a Wikimedia wiki), browser information, screenshots, other information, etc.: