Strange message in log appears

[EIGRIP]

[22:22:31.785 N] [Trinity]PersistentOutputReport exception: System.InvalidOperationException: There is an error in XML document (0, 0). ---> System.Xml.XmlException: Root element is missing.
at System.Xml.XmlTextReaderImpl.Throw(Exception e)
at System.Xml.XmlTextReaderImpl.ParseDocumentContent()
at System.Xml.XmlTextReaderImpl.Read()
at System.Xml.XmlTextReader.Read()
at System.Xml.XmlReader.MoveToContent()
at Microsoft.Xml.Serialization.GeneratedAssembly.XmlSerializationReaderPersistentStats.Read5_PersistentStats()
--- End of inner exception stack trace ---
at System.Xml.Serialization.XmlSerializer.Deserialize(XmlReader xmlReader, String encodingStyle, XmlDeserializationEvents events)
at System.Xml.Serialization.XmlSerializer.Deserialize(TextReader textReader)
at GilesTrinity.GilesTrinity.PersistentUpdateOne(String aFilename)
at GilesTrinity.GilesTrinity.PersistentUpdateStats()
at GilesTrinity.GilesTrinity.PersistentOutputReport()
[22:22:31.787 N] [Trinity]WorldStats exception: System.Collections.Generic.KeyNotFoundException: The given key was not present in the dictionary.
at System.Collections.Generic.Dictionary`2.get_Item(TKey key)
at GilesTrinity.GilesTrinity.PersistentOutputReport()


Anyone knows what this is? I dont see any diffrence in the game but log seems to write it all the time.