Why MS SQL chart building error?

Question

SQL Server

Hello, I am mastering MS SQL .. The database on the hosting and at the beginning there was already a problem .. The database digram is not created to create links (( As I understand it, there is no access to this (reg - hosting) ..

here is such an error. How to fix ?
What to do?

Answer 1

The issue was resolved.
It was necessary to request rights from the hosting.