Object reference not set to an instance of an object-Samba.Services

Hi everyone can someone help me. sometime when i click between option of menu i get message saying
“Object reference not set to an instance of an object”
and full report is
"`> [General Info]

Application: SambaPOS
Version: 5.1.60
Region: en
DB: SQ
Machine: DESKTOP-0FCTGOK
User: batht
Date: 15/12/2016
Time: 09:30

User Explanation:

batht said “”

[Exception Info 1]

Top-level Exception
Type: System.NullReferenceException
Message: Object reference not set to an instance of an object.
Source: Samba.Services
Stack Trace: at Samba.Services.Implementations.TicketModule.TicketServiceBase.AddOrder(Ticket ticket, User user, Department department, TicketType ticketType, Terminal terminal, MenuItem menuItem, Nullable1 quantity, String portionName, String orderState, String orderTagJson) at Samba.Presentation.Services.Implementations.TicketModule.TicketService.AddOrder(Ticket ticket, Int32 menuItemId, Nullable1 quantity, String portionName, String orderState, String orderTagJson)
at Samba.Modules.PosModule.TicketOrdersViewModel.AddOrder(Int32 menuItemId, Nullable1 quantity, String portionName) at Samba.Modules.PosModule.TicketOrdersViewModel.AddOrder(ScreenMenuItemData data) at Samba.Modules.PosModule.PosViewModel.<>c__DisplayClass43_0.<OnMenuItemSelected>b__0(Object x) at Samba.Presentation.Controls.Interaction.PopupDataViewModel.OnButtonClick(PopupData obj) at Microsoft.Practices.Prism.Commands.DelegateCommand1.<>c__DisplayClass6.<.ctor>b__2(Object o)
at Microsoft.Practices.Prism.Commands.DelegateCommandBase.Execute(Object parameter)
at Microsoft.Practices.Prism.Commands.DelegateCommandBase.System.Windows.Input.ICommand.Execute(Object parameter)
at MS.Internal.Commands.CommandHelpers.CriticalExecuteCommandSource(ICommandSource commandSource, Boolean userInitiated)
at System.Windows.Controls.Primitives.ButtonBase.OnClick()
at System.Windows.Controls.Button.OnClick()
at System.Windows.Controls.Primitives.ButtonBase.OnMouseLeftButtonUp(MouseButtonEventArgs e)
at System.Windows.UIElement.OnMouseLeftButtonUpThunk(Object sender, MouseButtonEventArgs e)
at System.Windows.Input.MouseButtonEventArgs.InvokeEventHandler(Delegate genericHandler, Object genericTarget)
at System.Windows.RoutedEventArgs.InvokeHandler(Delegate handler, Object target)
at System.Windows.RoutedEventHandlerInfo.InvokeHandler(Object target, RoutedEventArgs routedEventArgs)
at System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)
at System.Windows.UIElement.ReRaiseEventAs(DependencyObject sender, RoutedEventArgs args, RoutedEvent newEvent)
at System.Windows.UIElement.OnMouseUpThunk(Object sender, MouseButtonEventArgs e)
at System.Windows.Input.MouseButtonEventArgs.InvokeEventHandler(Delegate genericHandler, Object genericTarget)
at System.Windows.RoutedEventArgs.InvokeHandler(Delegate handler, Object target)
at System.Windows.RoutedEventHandlerInfo.InvokeHandler(Object target, RoutedEventArgs routedEventArgs)
at System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)
at System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args)
at System.Windows.UIElement.RaiseTrustedEvent(RoutedEventArgs args)
at System.Windows.UIElement.RaiseEvent(RoutedEventArgs args, Boolean trusted)
at System.Windows.Input.InputManager.ProcessStagingArea()
at System.Windows.Input.InputManager.ProcessInput(InputEventArgs input)
at System.Windows.Input.InputProviderSite.ReportInput(InputReport inputReport)
at System.Windows.Interop.HwndMouseInputProvider.ReportInput(IntPtr hwnd, InputMode mode, Int32 timestamp, RawMouseActions actions, Int32 x, Int32 y, Int32 wheel)
at System.Windows.Interop.HwndMouseInputProvider.FilterMessage(IntPtr hwnd, WindowMessage msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
at System.Windows.Interop.HwndSource.InputFilterMessage(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
at MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
at MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o)
at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)


[Assembly Info]

mscorlib, Version=4.0.0.0
Samba.Services, Version=1.0.0.0
Samba.Domain, Version=1.0.0.0
Samba.Infrastructure.Data, Version=1.0.0.0
System.ComponentModel.Composition, Version=4.0.0.0
System.Core, Version=4.0.0.0
PresentationCore, Version=4.0.0.0
DevExpress.Xpf.LayoutControl.v14.1, Version=14.1.13.0
System.Xml, Version=4.0.0.0
DevExpress.Xpf.Grid.v14.1, Version=14.1.13.0
System, Version=4.0.0.0
DevExpress.Xpf.Grid.v14.1.Core, Version=14.1.13.0
WindowsBase, Version=4.0.0.0
System.Xaml, Version=4.0.0.0
PresentationFramework, Version=4.0.0.0
Samba.Infrastructure, Version=1.0.0.0
Microsoft.Practices.Prism, Version=4.0.0.0
System.Runtime.Serialization, Version=4.0.0.0
Microsoft.Practices.Prism.MefExtensions, Version=4.0.0.0
DevExpress.Xpf.Core.v14.1, Version=14.1.13.0
Samba.Presentation.Services, Version=1.0.0.0
System.Windows.Forms, Version=4.0.0.0
System.Drawing, Version=4.0.0.0
Stateless, Version=1.0.0.0
Samba.Persistance, Version=1.0.0.0
PropertyTools, Version=2012.4.14.1
Samba.Localization, Version=1.0.0.0
ReachFramework, Version=4.0.0.0
EntityFramework, Version=6.0.0.0
FluentValidation, Version=3.4.0.0
Omu.ValueInjecter, Version=2.3.0.0
Microsoft.Practices.ServiceLocation, Version=1.0.0.0
Microsoft.CSharp, Version=4.0.0.0


[System Info]

Operating System
-Microsoft Windows 10 Home
–CodeSet = 1252
–CSDVersion =
–CurrentTimeZone = 0
–FreePhysicalMemory = 7547596
–OSArchitecture = 64-bit
–OSLanguage = 2057
–ServicePackMajorVersion = 0
–ServicePackMinorVersion = 0
–Version = 10.0.14393

Machine
-DESKTOP-0FCTGOK
–Manufacturer = HP
–Model = HP ENVY Notebook
–TotalPhysicalMemory = 12767363072
–UserName = DESKTOP-0FCTGOK\batht


Can anyone help me.

Kind regards

Only a guess: check the Menu Item is mapped to an existing Product.

1 Like
at Samba.Presentation.Controls.Interaction.PopupDataViewModel.OnButtonClick(PopupData obj)

That looks like to happen when Trial License popup clicked somewhere outside ticket.