SQL Server 2008: "Saving changes is not permitted"

To change the Prevent saving changes that require the table re-creationoption, follow these steps:

  1. Open SQL Server Management Studio (SSMS).
  2. On the Tools menu, click Options.
  3. In the navigation pane of the Options window, click Designers.
  4. Select or clear the Prevent saving changes that require the table re-creation check box, and then click OK.