check your internet connection and try again

See here:

https://community.adobe.com/t5/photoshop-ecosystem-discussions/persistent-issue-with-generative-fill-tool-in-adobe-photoshop-despite-stable-internet-connection/td-p/14229903

in the future, to find the best place to post your message, use the list here, https://community.adobe.com/

p.s. i don't think the adobe website, and forums in particular, are easy to navigate, so don't spend a lot of time searching that forum list. do your best and we'll move the post (like this one has already been moved) if it helps you get responses.

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