Grouping '{3}' in {0} '{1}' uses both NaturalGroup and NaturalSort but the sort expressions and group expressions describe ...

Grouping '{3}' in {0} '{1}' uses both NaturalGroup and NaturalSort but the sort expressions and group expressions describe conflicting order requirements on the dataset. The sort expressions for a group must contain all group expressions for that group when both NaturalGroup and NaturalSort are present.