Hi i have issue, when i click on Accounts the app stop and show me this error


[General Info]

Application: SambaPOS
Version: 5.2.26
Region: en
DB: SQ
Machine: DESKTOP-SERVER1
User: HP
Date: 13-10-2020
Time: 1:19 PM

User Explanation:

HP said “”

[Exception Info 1]

Top-level Exception
Type: System.InvalidOperationException
Message: Sequence contains more than one matching element
Source: System.Core
Stack Trace: at System.Linq.Enumerable.Single[TSource](IEnumerable1 source, Func2 predicate)
at Samba.Services.Implementations.AccountModule.AccountRowBuilder.GetSortOrder(IEnumerable1 values, Int32 accountTypeId) in C:\Users\vehbi\Source\Repos\sambapos-v5-pro\Samba.Services\Implementations\AccountModule\AccountRowBuilder.cs:line 63 at Samba.Services.Implementations.AccountModule.AccountRowBuilder.<>c__DisplayClass3_0.<GetAccountScreenRows>b__9(AccountScreenRow x) in C:\Users\vehbi\Source\Repos\sambapos-v5-pro\Samba.Services\Implementations\AccountModule\AccountRowBuilder.cs:line 41 at System.Linq.EnumerableSorter2.ComputeKeys(TElement[] elements, Int32 count)
at System.Linq.EnumerableSorter1.Sort(TElement[] elements, Int32 count) at System.Linq.OrderedEnumerable1.d__1.MoveNext()
at System.Collections.Generic.List1..ctor(IEnumerable1 collection)
at System.Linq.Enumerable.ToList[TSource](IEnumerable1 source) at Samba.Services.Implementations.AccountModule.AccountRowBuilder.GetAccountScreenRows(AccountScreen accountScreen, WorkPeriod currentWorkPeriod) in C:\Users\vehbi\Source\Repos\sambapos-v5-pro\Samba.Services\Implementations\AccountModule\AccountRowBuilder.cs:line 40 at Samba.Services.Implementations.AccountModule.AccountService.GetAccountScreenRows(AccountScreen accountScreen, WorkPeriod currentWorkPeriod) in C:\Users\vehbi\Source\Repos\sambapos-v5-pro\Samba.Services\Implementations\AccountModule\AccountService.cs:line 97 at Samba.Presentation.ClientLibrary.Modules.AccountModule.AccountSelectorViewModel.UpdateAccountScreen(AccountScreen accountScreen) in C:\Users\vehbi\Source\Repos\sambapos-v5-pro\Samba.Presentation.ClientLibrary\Modules\AccountModule\AccountSelectorViewModel.cs:line 165 at Samba.Presentation.ClientLibrary.Modules.AccountModule.AccountSelectorViewModel.Refresh() in C:\Users\vehbi\Source\Repos\sambapos-v5-pro\Samba.Presentation.ClientLibrary\Modules\AccountModule\AccountSelectorViewModel.cs:line 182 at Samba.Presentation.ClientLibrary.Modules.AccountModule.VisibleAccountModule.OnNavigate(String parameterName) in C:\Users\vehbi\Source\Repos\sambapos-v5-pro\Samba.Presentation.ClientLibrary\Modules\AccountModule\VisibleAccountModule.cs:line 143 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
System, 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
Samba.Presentation.Services, Version=1.0.0.0
System.Core, Version=4.0.0.0
PresentationCore, Version=4.0.0.0
WindowsBase, Version=4.0.0.0
PresentationFramework, Version=4.0.0.0
DevExpress.Xpf.LayoutControl.v16.2, Version=16.2.13.0
System.Xml, Version=4.0.0.0
DevExpress.Xpf.Grid.v16.2, Version=16.2.13.0
DevExpress.Xpf.Grid.v16.2.Core, Version=16.2.13.0
System.Xaml, 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.v16.2, Version=16.2.13.0
System.Windows.Forms, Version=4.0.0.0
System.Drawing, Version=4.0.0.0
Samba.Persistance, Version=1.0.0.0
Stateless, 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
NCalc, Version=1.3.8.0
Microsoft.CSharp, Version=4.0.0.0
Omu.ValueInjecter, Version=2.3.0.0
Microsoft.Practices.ServiceLocation, Version=1.0.0.0
DevExpress.Data.v16.2, Version=16.2.13.0
WindowsInput, Version=1.0.4.0


[System Info]

Operating System
-Microsoft Windows 10 Pro
–CodeSet = 1252
–CSDVersion =
–CurrentTimeZone = 240
–FreePhysicalMemory = 1155928
–OSArchitecture = 64-bit
–OSLanguage = 2057
–ServicePackMajorVersion = 0
–ServicePackMinorVersion = 0
–Version = 10.0.18362

Machine
-DESKTOP-SERVER1
–Manufacturer = HP
–Model = HP Desktop Pro G2
–TotalPhysicalMemory = 4102504448
–UserName = DESKTOP-SERVER1\HP


Your not on latest version, first sugestion is going to be update.
Reading error it looks like maybe duplicate account names somehow?

how can i upgrade to latest version ?
i didnt find two profiles duplicated, how can i check the duplication ?