What is the shop or customer experiencing: Site creator is not working as expected while opening getting error also in page section there is no page available.

What error messages are there: There was an error updating your store configuration. Failed to fetch page list.

Did you replicate: Yes, replicated and find the same.

What settings were checked: Checked Site creator, Pages in Site creator and also checked Custom Domain, can't find any record over there.

Provide relevant : Site Creator