لم باجي اعمل للداتا الي عندي بيجيلي المسج دي
Specified cast is not valid. (SqlManagerUI)
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Program Location:
at Microsoft.SqlServer.Management.SqlManagerUI.SqlRes toreDatabaseGeneral.PopulateGridWithBackupSetsFrom Devices()
at Microsoft.SqlServer.Management.SqlManagerUI.SqlRes toreDatabaseGeneral.GetBackupSetsFromDevices()
at Microsoft.SqlServer.Management.SqlManagerUI.SqlRes toreDatabaseGeneral.textDeviceSelected_TextChanged (Object sender, EventArgs e)
at System.Windows.Forms.Control.OnTextChanged(EventAr gs e)
at System.Windows.Forms.TextBoxBase.OnTextChanged(Eve ntArgs e)
at System.Windows.Forms.Control.set_Text(String value)
at System.Windows.Forms.TextBoxBase.set_Text(String value)
at System.Windows.Forms.TextBox.set_Text(String value)
at Microsoft.SqlServer.Management.SqlManagerUI.SqlRes toreDatabaseGeneral.buttonSelectDevice_Click(Objec t sender, EventArgs e)
at System.Windows.Forms.Control.OnClick(EventArgs e)
at System.Windows.Forms.Button.OnClick(EventArgs e)
at System.Windows.Forms.Button.OnMouseUp(MouseEventAr gs mevent)
at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks)
at System.Windows.Forms.Control.WndProc(Message& m)
at System.Windows.Forms.ButtonBase.WndProc(Message& m)
at System.Windows.Forms.Button.WndProc(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.O nMessage(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.W ndProc(Message& m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)