System.ArgumentOutOfRangeException: Index was out of range. Must be non-negative and less than the size of the collection.
Parameter name: index
at System.ThrowHelper.ThrowArgumentOutOfRangeException(ExceptionArgument …... ( , Int32 , UInt16[] , , Boolean ) at . . ( , Int32 , Int32...noCharacterAction, Boolean isEmbedded, Boolean isSubset, & encodedString...