Error con AverageX

@nehajadhav166

Por favor, pruebe

Cpk =
VAR selected_Value =
    SELECTEDVALUE ( TestData[Name] )
VAR selected_Char =
    SELECTEDVALUE ( TestData[Characteristic.Name] )
VAR selected_maxdate =
    IF ( ISFILTERED ( 'TestData'[Date] ), MAX ( 'TestData'[Date] ) )
VAR selected_mindate =
    IF ( ISFILTERED ( 'TestData'[Date] ), MIN ( 'TestData'[Date] ) )
VAR selected_Machine =
    SELECTEDVALUE ( TestData[Source.Name.1] )
VAR selected_adpater =
    SELECTEDVALUE ( TestData[TestHeader.testAdapter.serialNo] )
RETURN
    SWITCH (
        TRUE (),
        SEARCH ( "loopback", selected_Value,, 0 ) <> 0,
            AVERAGEX (
                FILTER (
                    RFLoopback,
                    RFLoopback[Cpk] <> BLANK ()
                        && RFLoopback[Characteristic.Name] = selected_Char
                        && RFLoopback[Source.Name.1] = selected_Machine
                        && RFLoopback[TestHeader.testAdapter.serialNo] = selected_adpater
                        && RFLoopback[Date] IN CALENDAR ( selected_mindate, selected_maxdate )
                ),
                RFLoopback[Cpk]
            ),
        ""
    )