The strange error i have mention before just happened again:
The text in the blue window is this:
System.InvalidOperationException: Collection was modified; enumeration operation may not execute.
at System.Collections.ArrayList.ArrayListEnumeratorSimple.MoveNext()
at System.Windows.Data.CollectionView.PlaceholderAwareEnumerator.MoveNext()
at System.Linq.Enumerable.<OfTypeIterator>d951.MoveNext()
at System.Linq.Enumerable.Contains[TSource](IEnumerable
1 source, TSource value, IEqualityComparer1 comparer)
at System.Linq.Enumerable.Contains[TSource](IEnumerable
1 source, TSource value)
at AcManager.Controls.ViewModels.AcObjectListCollectionViewWrapperBase1.RefreshFilter(AcItemWrapper obj)
at AcManager.Controls.ViewModels.AcObjectListCollectionViewWrapperBase
1.OnWrapperValueChanged(Object sender, WrappedValueChangedEventArgs e)
at AcManager.Tools.Lists.AcWrapperObservableCollection.OnItemValueChanged(Object sender, WrappedValueChangedEventArgs e)
at AcManager.Tools.AcManagersNew.AcItemWrapper.set_Value(AcPlaceholderNew value)
at AcManager.Tools.AcManagersNew.BaseAcManager1.<EnsureWrapperLoadedAsync>d__60.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at AcManager.Tools.AcManagersNew.BaseAcManager
1.<GetByIdAsync>d64.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at AcManager.Tools.AcManagersNew.BaseAcManager`1.<AcManager-Tools-AcManagersNew-IAcManagerNew-GetObjectByIdAsync>d67.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at AcManager.Pages.Windows.MainWindow.<OnNewLatestVersion>d90.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.AsyncMethodBuilderCore.<>c.<ThrowAsync>b__6_1(Object state)
at System.Threading.QueueUserWorkItemCallback.WaitCallback_Context(Object state)
at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
at System.Threading.QueueUserWorkItemCallback.System.Threading.IThreadPoolWorkItem.ExecuteWorkItem()
at System.Threading.ThreadPoolWorkQueue.Dispatch()
at System.Threading._ThreadPoolWaitCallback.PerformWaitCallback()
Also after closing the blue window comes the windows error window(if it helps to solve the problem) that says:
Problem signature:
Problem Event Name: CLR20r3
Problem Signature 01: Content Manager.exe
Problem Signature 02: 0.8.2245.37760
Problem Signature 03: 5ff8aed4
Problem Signature 04: mscorlib
Problem Signature 05: 4.8.4069.0
Problem Signature 06: 5dc614b0
Problem Signature 07: 6c95
Problem Signature 08: 22
Problem Signature 09: System.InvalidOperationException
OS Version: 6.1.7601.2.1.0.256.48
Locale ID: 2057
Additional Information 1: 0a9e
Additional Information 2: 0a9e372d3b4ad19135b953a78882e789
Additional Information 3: 0a9e
Additional Information 4: 0a9e372d3b4ad19135b953a78882e789
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Please fix this error.