Error in opening the site editor in oracle CEC

Summary

Error in opening the site editor in oracle CEC

Content

we are trying to embed VBCS application in to content and experience cloud page following the below document.

https://docs.oracle.com/en/cloud/paas/content-cloud/developer/embed-vbcs-visual-app-content-and-experience-cloud-page.html

But we are facing an error while trying to add VBCS component to a site in content and experience,we unable to open the site editor.

Could any one help in resolving this issue.

 

Thank You,

Prudhvi