---
title: "Sequence/Ambiguous Column Error"
canonical: "https://servicedesk.maxgeo.com/space/DS/1125712512/Sequence%2FAmbiguous%20Column%20Error"
format: markdown
---
**Issue:**  
Error message below shows when data grid is selected.

![image](media://f72b0d16-db17-4913-b970-08c649f1a7b5)


**Reason:**

The is a duplicate view present in database with different schema which causes DataShed5 to retrieve the data for the grid from both views and hence duplicates the DataSet/Hole_ID/SampleID.

![image](media://4eed443a-4a40-4e34-82b5-707c651cc80e)


**Solution:**

Delete the duplicate view leaving only dbo. view.