Type 'System.Windows.Data.ListCollectionView' in Assembly 'PresentationFramework, Version=126.96.36.199, Culture=neutral, PublicKeyToken=31bf3856ad364e35' is not marked as serializable.
The problem is caused by INotifyPropertyChanged interface, but so far I didn't find why...
Besides don't forget to close the stream in the catch statement, cause file than is inaccessible.
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