Ошибка при заполнение карточки работника "Шкідливі Умови"

[СOBRA]

M.E.DOC 10.00.150
Локальна версія
ОК. Тн 41 Пришляка В.В. ОС: Microsoft Windows NT 5.1.2600 Service Pack 3

System.Exception: Column 'NUM' contains non-unique values.
at PayGUI.PayTools.HandBook.HandBookEdit.FormZvitSpr_Load(Object sender, EventArgs e)
at System.Windows.Forms.Form.OnLoad(EventArgs e)
at ZvitClientInterface.FormZBase.OnLoad(EventArgs e)
at System.Windows.Forms.Form.OnCreateControl()
at System.Windows.Forms.Control.CreateControl(Boolean fIgnoreVisible)
at System.Windows.Forms.Control.CreateControl()
at System.Windows.Forms.Control.WmShowWindow(Message& m)
at System.Windows.Forms.Control.WndProc(Message& m)
at System.Windows.Forms.ScrollableControl.WndProc(Message& m)
at System.Windows.Forms.ContainerControl.WndProc(Message& m)
at System.Windows.Forms.Form.WmShowWindow(Message& m)
at System.Windows.Forms.Form.WndProc(Message& m)
at ZvitClientInterface.FormZBase.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)

[Родин Евгений]

база нужна.