MY EXPRESSION IS
IF((IN([_THISROW].[order],Tickets[Order])),
LOOKUP([_THISROW].[Order],“Tickets”,“Order”,“Customer”),
ANY(SELECT(Customers[Name],AND([_THISROW].[Customer Id Orders]=[B2A ID],NOT(CONTAINS([Name],@))))))
ERROR SHOWS
IF function is used incorrectly:the second input (if-result) and third input(else-result) should have the same type..HOW TO RECTIFY THE ERROR