InfoPath Dev

 Thanks for the help .. I get an error with this formula, guess another noob issue, can anyone assist ?   Expected value type: , Actual value: .. sum(eval(my:-->..<--/my:OrderDetails/my:OrderDetailsRepeating. "my:../my:OrderDetails/my:OrderDetailsRepeating/my:decPrice * ...

 Hi, sorry noob question ..   I have a repeating table  Quantity           Price            Total (Calculated ...

 Thank you very much Hilary, that has worked a treat !!

 appreciate the help !  Aplogise for the bad naming ! I have just renamed the repeating table.   xdXDocument:GetDOM("Consumables")/dfs:myFields/dfs:dataFields/d:SharePointListItem_RW/d:cPrice[../d:Description = xdXDocument:get-DOM()/my:myFields/my:group9/my:RepeatingTable/my:Item] 

Hi, total noob here need help !!   I have a list in sharepoint called consumables. Description            Price a4 paper               10 a5 ...