Remove blank columns in pivot table in qliksense

[pooja821]

I m getting a blank column in pivot table while working with qliksense.

How can I remove this blank column without effecting the data.?

[pooja821]

exactly what extension

[pooja821]

I have done this, but now since the blank column have some data corresponding to the customers, so on unchecking this is affecting my data i.e, I m not getting the right total value.