Category Feed Issue

Hi there

I’m trying to add categories to Google News but I can’t. When I examined the cause of this problem through a feed verification service, I encountered a problem like the image below. This issue is present in all my categories. How should I fix this?

Link: https://paste.pics/1fbb27494085d91e44d162466d1cfcb2

The page I need help with: [log in to see the link]