The database may be Read-Only for one of the following reasons: <list> <item>Global Settings indicate that this Database should be Read-Only.</item> <item>The Current User is only allowed Read-Only access.</item> <item>The Application Licence is either invalid or expired.</item> <item>The Current User is not an Administrator and there is an Exclusive lock on the Database.</item> <item>The Database (via file system or database engine) is Read-Only.</item> </list>