Error: At least one Unique Field must be selected

[Alteryx_KB]

Environment Details

• Alteryx Designer
  • All versions
• Impacted Tools
  • Tile
  • Unique

Cause

The Unique tool has not been configured (first image). In the case of the Tile tool, when using the Tile Method “Unique Value,” no unique columns have been selected (second image).

Resolution

Select a column or columns from which to identify the unique values.