The {2} expression for the {0} '{1}' uses both row and column scopes or scopes from two different data axes in the same aggregate expression. All nested aggregate functions must specify a named scope along the same data axis as the scope of the containing aggregate.
The {2} expression for the {0} '{1}' includes the function CountRows. CountRows cannot be used in page headers or footers. ...
The {2} expression for the {0} '{1}' references a field outside an aggregate function. Value expressions in Tablix cells ...
The {2} expression for the {0} '{1}' specifies multiple incompatible scopes in the same aggregate expression. Nested aggregates ...
The {2} expression for the {0} '{1}' uses an aggregate function on a report item. Aggregate functions can be used only on ...
The {2} expression for the {0} '{1}' uses both row and column scopes or scopes from two different data axes in the same aggregate ...
The {2} expression for the {0} '{1}' uses the function "Count(*, scope)". This function is no longer supported - use "CountRows(scope)" ...
The {2} expression for the {0} '{1}' uses the function "RunningValue(*, Count, scope)". This function is no longer supported ...
The {2} expression for the {0} contains a direct or indirect reference to itself. Loops in variable value expressions are ...
The {2} expression for the {0} {1}' contains a colon or a line terminator. Colons and line terminators are not valid in expressions. ...