Aliasing Multiple Date Fields

[#1]

Hello All,

I have three fields named Payment Date, Expenditure Date and Income Date. I want to rename them Date. I have tried to do so in the following way:

I have then inserted a master calendar. As can be seen here:

However, when I load the data, I get the following error:

Please can someone help me solve this problem. Why is it that I am getting this error?

Best,
Alison

[antoniotiman · Accepted solution]

Resident FinalExpenditure instead of From ....

[#3]

Thank you so much Antonio!