---
title: "Known issues in LeadDoubler when using a spreadsheet"
url: "https://docs.leaddoubler.com/en/article/known-issues-in-leaddoubler-when-using-a-spreadsheet"
language: "en"
last_updated: "2025-06-26T06:56:04.647Z"
---

# Known issues in LeadDoubler when using a spreadsheet

The following has been known to cause trouble when uploading to the platform

**Datavalidation**

1.  For inputs, do not reference a list in another tab or after column "Z".

**Formulas**

1.  Round.
    -   Use CEIL/FLOOR
2.  XLOOPUP
    -   Use VLOOKUP/HLOOKUP