Aggr calculation does not show up on Qlik Server

[Anonymous]

I used this calculation to show the highest item of each seller, the calcualtion works fine and is being show on qlik desktop but when loaded to qlik server it is not viewable. Is there an alternate calculation I can use or another way to represent this .

Also I am using this in a pie chart . it works fine offline but not on server. please help

Aggr(FirstSortedValue(Distinct Risk,-Pick(Match(Risk,'Low','Medium','High','Very High'),1,2,3,4)),[Seller Symbol],Sector)

[sunny_talwar]

Difficult to say without having to look at a sample, would you be able to share a sample?