Solved
why are they different?
I just coppied another seat.
But I got different result compared to them.
Before coppy
After coppy
why are they different? I don' know
I attached my file after coppy
Werner_EAnswer
25-Diamond I
Dec 26, 2014 10:11 AM UTC
Obviously your old sheet used ORIGIN=1 but the new one has ORIGIN=0. So using the index 2 for a 2-element array throws that error.