Unable to add images to my asset manager

My asset manager is not accepting any more images. I am unable to find out what the issue is. I use Brave browser, but I tried it with Chrome as well and the problem persists.
I would greatly appreciate some help!
https://webflow.com/design/anjanas-ux-portfolio?pageId=5f7343ced6e28e7cb3a9a5d2

Hi Anjana, can you share your project link?

Hey oliverglo, this is my project’s read only link
https://preview.webflow.com/preview/anjanas-ux-portfolio?utm_medium=preview_link&utm_source=designer&utm_content=anjanas-ux-portfolio&preview=e08beb481c7dffd5a20481a8b5c1cfed&pageId=5f7343ced6e28ed891a9a5c6&mode=preview

PS: I am using a UI kit since I am very new