Hi,
I am trying to follow this guide to import past orders.
Then I keep getting the error “The selected file is missing a timestamp column.” even though my csv file already has that column.
![](https://uploads-us-west-2.insided.com/klaviyo-en/attachment/fb582fa3-7443-4396-86d8-aec516b0bdc2.png)
I even tried to import this sample data and got the same error:
![](https://uploads-us-west-2.insided.com/klaviyo-en/attachment/fbe6451e-ffe0-4e73-ad9b-af1133c7e6b7.png)
What’s going on?