departmana kullanıcı tanımlayınca masaya tıkladığımızda hata veriyor

TEZGAH DEPARTMANINDA TERAZİ İLE TARTILARAK ÜRÜN SATIŞI YAPILIYOR
TEHZGAH DEPARTMANINA YENİ KULLANICI AÇTIĞIMIZ ZAMAN MASAYA TIKLAYINCA BU ŞEKİLDE BİR HATA İLE KARŞILAŞIYORUZ NE YAPMALIYIZ

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[General Info]

Application: SambaPOS
Version: 4.1.82
Region: tr
DB: SQ
Machine: SERVER
User: Administrator
Date: 12.12.2016
Time: 16:27

User Explanation:

Administrator said ""
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[Exception Info 1]

Top-level Exception
Type: System.Reflection.TargetInvocationException
Message: Özel durum bir çağırma hedefi tarafından oluşturuldu.
Source: mscorlib
Stack Trace: konum: System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
konum: System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
konum: System.Delegate.DynamicInvokeImpl(Object[] args)
konum: System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
konum: MS.Internal.Threading.ExceptionFilterHelper.TryCatchWhen(Object source, Delegate method, Object args, Int32 numArgs, Delegate catchHandler)
konum: System.Windows.Threading.DispatcherOperation.InvokeImpl()
konum: System.Windows.Threading.DispatcherOperation.InvokeInSecurityContext(Object state)
konum: System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
konum: System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
konum: System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
konum: System.Windows.Threading.DispatcherOperation.Invoke()
konum: System.Windows.Threading.Dispatcher.ProcessQueue()
konum: System.Windows.Threading.Dispatcher.WndProcHook(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
konum: MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
konum: MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o)
konum: System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
konum: MS.Internal.Threading.ExceptionFilterHelper.TryCatchWhen(Object source, Delegate method, Object args, Int32 numArgs, Delegate catchHandler)
konum: System.Windows.Threading.Dispatcher.LegacyInvokeImpl(DispatcherPriority priority, TimeSpan timeout, Delegate method, Object args, Int32 numArgs)
konum: MS.Win32.HwndSubclass.SubclassWndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam)
konum: MS.Win32.UnsafeNativeMethods.DispatchMessage(MSG& msg)
konum: System.Windows.Threading.Dispatcher.PushFrameImpl(DispatcherFrame frame)
konum: System.Windows.Threading.Dispatcher.PushFrame(DispatcherFrame frame)
konum: System.Windows.Threading.Dispatcher.Run()
konum: System.Windows.Application.RunDispatcher(Object ignore)
konum: System.Windows.Application.RunInternal(Window window)
konum: System.Windows.Application.Run(Window window)
konum: Samba.Presentation.App.Main()

Inner Exception 1
Type: System.NullReferenceException
Message: Nesne başvurusu bir nesnenin örneğine ayarlanmadı.
Source: Samba.Presentation.Services
Stack Trace: konum: Samba.Presentation.Services.Implementations.TicketModule.TicketService.GetExchangeRate(Account account)
konum: Samba.Presentation.Services.Implementations.TicketModule.TicketService.CreateTicket()
konum: Samba.Presentation.Services.Implementations.TicketModule.TicketService.OpenTicket(Int32 ticketId)
konum: Samba.Modules.PosModule.PosViewModel.OpenTicket(Int32 id)
konum: Samba.Modules.PosModule.PosViewModel.OnEntitySelectedForTicket(EventParameters`1 eventParameters)
konum: Microsoft.Practices.Prism.Events.EventSubscription`1.InvokeAction(Action`1 action, TPayload argument)
konum: Microsoft.Practices.Prism.Events.EventSubscription`1.<>c__DisplayClass2.<GetExecutionStrategy>b__0(Object[] arguments)
konum: Microsoft.Practices.Prism.Events.EventBase.InternalPublish(Object[] arguments)
konum: Microsoft.Practices.Prism.Events.CompositePresentationEvent`1.Publish(TPayload payload)
konum: Samba.Presentation.Services.Common.ExtensionMethods.Publish[TEventsubject](TEventsubject eventArgs, String eventTopic, Action expectedAction)

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[Assembly Info]

Samba.Services, Version=1.0.0.0
mscorlib, Version=4.0.0.0
System, Version=4.0.0.0
Microsoft.Practices.Prism, Version=4.0.0.0
WindowsBase, Version=4.0.0.0
Samba.Infrastructure, Version=1.0.0.0
Samba.Infrastructure.Data, Version=1.0.0.0
PresentationFramework, Version=4.0.0.0
System.Xaml, Version=4.0.0.0
Samba.Presentation.Services, Version=1.0.0.0
FluentValidation, Version=3.4.0.0
Samba.Domain, Version=1.0.0.0
DevExpress.Xpf.Grid.v14.1, Version=14.1.6.0
DevExpress.Xpf.Grid.v14.1.Core, Version=14.1.6.0
PresentationCore, Version=4.0.0.0
Stateless, Version=1.0.0.0
System.Core, Version=4.0.0.0
System.Drawing, Version=4.0.0.0
DevExpress.Xpf.Core.v14.1, Version=14.1.6.0
EntityFramework, Version=4.4.0.0
System.Windows.Forms, Version=4.0.0.0
System.ComponentModel.Composition, Version=4.0.0.0
Samba.Localization, Version=1.0.0.0
Microsoft.CSharp, Version=4.0.0.0
Microsoft.Practices.ServiceLocation, Version=1.0.0.0
Samba.Persistance, Version=1.0.0.0
Microsoft.Practices.Prism.MefExtensions, Version=4.0.0.0
PropertyTools, Version=2012.4.14.1

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[System Info]

Operating System
-Microsoft Windows Server 2008 R2 Standard
--CodeSet = 1254
--CSDVersion =
--CurrentTimeZone = 180
--FreePhysicalMemory = 2416860
--OSArchitecture = 64-bit
--OSLanguage = 1055
--ServicePackMajorVersion = 0
--ServicePackMinorVersion = 0
--Version = 6.1.7600

Machine
-SERVER
--Manufacturer = AIO
--Model = H81H3-TI2
--TotalPhysicalMemory = 4162568192
--UserName = SERVER\KASA

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