결함 #1155
새기능 #999: 저장
저장 오류
설명
- 저장시 아래와 같은 오류가 발생
2019-07-31 10:06:05,405 System.InvalidOperationException: 시퀀스에 요소가 없습니다. 위치: System.Linq.Enumerable.First[TSource](IEnumerable`1 source) 위치: KCOM.Views.MainMenu.PageNavigator_PageChanged(Object sender, PageChangeEventArgs e) 위치: KCOM.Controls.Sample.ChangePage(Int32 iPageNo) 위치: KCOM.Views.MainMenu.<pageNavigator_PageChanging>d__157.MoveNext() --- 예외가 throw된 이전 위치의 스택 추적 끝 --- 위치: System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw() 위치: System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs) 위치: System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler) 위치: System.Windows.Threading.DispatcherOperation.InvokeImpl() 위치: MS.Internal.CulturePreservingExecutionContext.CallbackWrapper(Object obj) 위치: System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx) 위치: System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx) 위치: System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state) 위치: MS.Internal.CulturePreservingExecutionContext.Run(CulturePreservingExecutionContext executionContext, ContextCallback callback, Object state) 위치: System.Windows.Threading.DispatcherOperation.Invoke() 위치: System.Windows.Threading.Dispatcher.ProcessQueue() 위치: System.Windows.Threading.Dispatcher.WndProcHook(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled) 위치: MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled) 위치: MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o) 위치: System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs) 위치: System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler) 위치: System.Windows.Threading.Dispatcher.LegacyInvokeImpl(DispatcherPriority priority, TimeSpan timeout, Delegate method, Object args, Int32 numArgs) 위치: MS.Win32.HwndSubclass.SubclassWndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam) 위치: MS.Win32.UnsafeNativeMethods.DispatchMessage(MSG& msg) 위치: System.Windows.Threading.Dispatcher.PushFrameImpl(DispatcherFrame frame) 위치: System.Windows.Application.RunDispatcher(Object ignore) 위치: System.Windows.Application.RunInternal(Window window) 위치: KCOM.App.Main()