Fusion table update error i need help

(Aziz S) #1

fusion table after stored data, i wants to upgrade user label updating via number.
for example : current label is 1
next label will be 2 ( 1+1=2 )

so tried block is:

thanks in advance…

(Aziz S) #2

error picture giving in a minute…

(Aziz S) #3

Error is: