Cannot perform alter on 'dbo.ObjectName' because it is an incompatible object type

  Today, when I tried to Alter a function in my database, I got the error info in the title. Then I tried some example function operations, and found the reason: Inline table-value function and Multi-Statement table-valued function are actually different object type, and you can never do Alter one object to other types(If I am wrong here, please tell me).   Today, when I tried to Alter a function in my