Invalid NetworkAccess setting in the Windows Registry. (Error 3248)

There is an invalid NetworkAccess setting in the Microsoft« Windows« Registry.

To complete this operation

1. Exit your application.
2. Start the Registry Editor, and navigate to the NetworkAccess value.

   Depending on which installable ISAM you are trying to use, the invalid entry is in the \HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Jet\4.0\Engines\Xbase key.

3. On the Edit menu, click Modify.
4. Specify either On or Off in the Value data box.
5. Restart your application, and then try the operation again.