Error al Eliminar Obra en Opus planet V 1.2 24 abril 2013

Microsoft.SqlServer.Management.Smo.PropertyCannotBeRetrievedException: Property DefaultSchema is not available for Database '[EJEMPLO OPUS]'. This property may not exist for this object, or may not be retrievable due to insufficient access rights. at Microsoft.SqlServer.Management.Smo.PropertyCollection.HandleNullValue(Int32 index) at Microsoft.SqlServer.Management.Smo.PropertyCollection.GetPropertyObject(Int32 index) at Microsoft.SqlServer.Management.Smo.SchemaCollectionBase.GetDefaultSchema() at Microsoft.SqlServer.Management.Smo.TableCollection.get_Item(String name) at EcoSoft.Commons.Services.DataBackup.SqlServerManager.GetModulo1DataBasesInfo() at Opus.Modulo1.Application.UserInterface.EliminarProyectoDialogController.ObtenerBasesDeDatosLocales() at Opus.Modulo1.Application.UserInterface.EliminarProyectoDialogController.ObtenerListaDeSesiones() at Opus.Modulo1.Application.UserInterface.EliminarProyectoDialog.EnlazarListaDeSesiones() at Opus.Modulo1.Application.UserInterface.EliminarProyectoDialogController.MostrarVista() at Opus.Modulo1.Application.Modulo1CommandHandler.EjecutaEliminarObra(Command command) at EcoSoft.Windows.Commands.BaseCommandHandler.Execute(Command command) at EcoSoft.Windows.Commands.CommandBaseController.ExecuteOnCommandHandler(Command command, ICommandHandler hostCommandHandler) at Opus.Modulo1.Application.Modulo1CommandInitializer.CommandExecute(Object sender, CommandEventArgs e) at EcoSoft.Windows.Commands.Command.OnExecute(CommandEventArgs e) at EcoSoft.Windows.Commands.Command.DoExecute() at EcoSoft.Windows.Commands.Executors.DxBarItemCommandExecutor.button_ItemClick(Object sender, ItemClickEventArgs e) at DevExpress.XtraBars.BarItem.OnClick(BarItemLink link) at DevExpress.XtraBars.BarBaseButtonItem.OnClick(BarItemLink link) at DevExpress.XtraBars.BarItemLink.OnLinkClick() at DevExpress.XtraBars.BarItemLink.OnLinkAction(BarLinkAction action, Object actionArgs) at DevExpress.XtraBars.BarButtonItemLink.OnLinkAction(BarLinkAction action, Object actionArgs) at DevExpress.XtraBars.BarItemLink.OnLinkActionCore(BarLinkAction action, Object actionArgs) at DevExpress.XtraBars.ViewInfo.BarSelectionInfo.ClickLink(BarItemLink link) at DevExpress.XtraBars.ViewInfo.BarSelectionInfo.UnPressLink(BarItemLink link) at DevExpress.XtraBars.Controls.CustomLinksControl.OnMouseUp(MouseEventArgs e) at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks) at System.Windows.Forms.Control.WndProc(Message& m) at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m) at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m) at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)