Visual Database Tools
Invalid name. You must provide a name for this object.
An object name is required to continue. Valid names begin with an underscore (_) or a character and contain a combination of characters, numbers, and underscores.
The maximum length for a name based on the server is 32 for Microsoft® SQL Server™ 6.5 and earlier and 32 for Oracle.
In general, avoid names that contain periods.
For more information, see Uniquely Naming Database Objects.