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Support Article

NullPointerException on processSequenceNumber during BIX extract

SA-39897

Summary



Error on running an extract where the data extracted is for a class which maps to a table in an external database.



Error Messages



[ PegaRULES-Batch-1] [ ] [ Application:01.01.01] ( internal.access.ExtractImpl) ERROR - Unable to process your_class: null
java.lang.NullPointerException
at com.pega.pegarules.data.internal.access.ExtractImpl.processSequenceNumber(ExtractImpl.java:4432)
at com.pega.pegarules.data.internal.access.ExtractImpl.doExtract(ExtractImpl.java:1496)
at com.pega.pegarules.data.internal.access.ExtractImpl.runExtract(ExtractImpl.java:1143)
at com.pega.pegarules.data.internal.access.ExtractImpl.init(ExtractImpl.java:873)



Steps to Reproduce

  1. Extract data for a class that maps to a table in an external database
  2. Run the extract



Root Cause



A defect in Pegasystems’ code or rules. The sequence number generator was using the connection of a class on which the extract was defined, instead of the pr_log table connection.

Resolution



Apply HFix-35279

Published August 11, 2017 - Updated October 8, 2020

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