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Support Article

Error occurs on adding a column to a report



Error occurs on adding columns (drag-and-drop a column (Page List)) from the Data Explorer in to a report from the Report Browser.

Error Messages

.pyFieldName: This is not a valid property, or this is a property that cannot be used here.

Steps to Reproduce

  1. Create a Report Browser.
  2. Drag any property in to the report.

Root Cause

If the pyDefaultReport is not present in the class and when a page list property is dragged to a new report (unsaved), a class mismatch occurs while validating the page list property.


Perform the following local-change:

Add the pyDefaultReport in the class.

This feature is implemented in Pega Platform 8.3.2.

Published June 6, 2020 - Updated December 2, 2021

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