Database Designer Error. (Visual Database Tools)
No specific help is available for this error. If the text in the error message does not provide enough information for you to solve the problem, please consider the following options:
Verify that your settings are correct and try the action again.
Use the index to search for keywords related to the error message.
If the problem is due to external applications or software, consult the documentation for that area. For example, errors may be caused by your database software, your server setup, or even the network you are using.
For database modification errors, such as invalid parameters in a database table, consult your database software for details.
Check the Readme for late-breaking information concerning the error.