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PRRuntimeError when serializing using a JSON data transform



PRRuntimeError when serializing using a JSON data transform.

Error Messages

[  http-nio-80-exec-7] [TABTHREAD2] [] [   CrdOpsFW:01.01.01] (ngineinterface.service.HttpAPI) ERROR  | PRRuntimeError

Steps to Reproduce

  1. Create a work class with a Applicants pagelist property of data class objects
  2. Create another page property, SpouseInfo, of a data class (Applicant have SpouseInfo) in the pagelist class
  3. Create a class, Person, with pagelist property, Docs, which extends both Applicant and SpouseInfo
  4. Create a data transform using Clipboard Data model type, UserAppsDT1 to populate values for Docs, Applicant and SpouseInfo
  5. Create a data transform using JSON Datamodel type, UserAppsDT2 to map the Docs
  6. Run the application by navigating to Create > New > DTApp
  7. Click Done to continue
  8. Click the 'Copy Page Values' button to populate the data using UserAppsDT1
  9. Navigate to UserAppsDT2 and run the data transform

Root Cause

A defect in Pegasystems’ code or rules.


This issue is addressed in Pega Platform 8.1.6 Patch release.

Suggest Edit

Published January 23, 2020 - Updated December 2, 2021

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