I want to connect Entra Conditional Access with Cloudflare Access

Hi, i want to connect Entra Conditional Access with Cloduflare Access, I already follw the guidelines below but it does not works https://developers.cloudflare.com/cloudflare-one/tutorials/entra-id-conditional-access/ I got error message when try to save the configuration. I already gives appropriate access from Entra sides. Can someone help me to troubleshoot about it? Thank you

Cloudflare Docs

Use Microsoft Entra ID Conditional Access policies in Cloudflare Ac...

With Conditional Access ↗ in Microsoft Entra ID (formerly Azure Active Directory), administrators can enforce policies on applications and users directly in Entra ID. Conditional Access has a set of checks that are specialized to Windows and are often preferred by organizations with Windows power users.