Hii while i am executing the condition i got a error like column 'value' doesnt belong to the table

Help
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@syed1994 Cross check once column name is having any spaces in your excel sheet

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i was given a excel file if it contains similar vendor names means we will get different vouchers once we enter the vendor name we get all the voucher in it and i am supposed to compare it with the amount like

name voucher amount
a 12569 200
a 12570 500
a 12571 900
b
c
c