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DSM batch report error in Simulation Result Report



In Next Best Action Marketing 7.1.2 based on 7.1.7, when Simulation Result Reports are launched from the NBAM Program: Run work objects, for the report that is dynamically created under every batch class (pzBatchExecutionResults), an error is generated while launching. The error is displayed in the report viewer.

Error Messages

** ** Invalid class specified: ''

Logfile shows:

An error occured during resolving the report definition - Invalid class specified: 

Steps to Reproduce

1. Execute an NBAM program with the option to see the batch reports.
2. After the completion of the program run, open the program run work object and launch the report labeled as "Simulation Result Report" . Observe the exception

Root Cause

The root cause of this problem is a defect in Pegasystems’ code/rules.


This issue is scheduled to be resolved in the official NBAM release based on Pega 7.1.8. The following Local-change resolves the issue for NBAM 7.1.2 based on Pega 7.1.7.

In NBAM code, set:

pyCreateTable = true 

Published June 12, 2015 - Updated October 8, 2020

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