Support Article
SLA Agent entries go to broken-queue on Decision Hub with error
SA-61699
Summary
SLA Agent entries go to the broken-queue on Decision Hub node with an error.
Error Messages
Queue error details in XML of the broken tem:
Trying to save an invalid page: ** ** java.lang.NoClassDefFoundError: com/pega/pegarules/priv/alert/AlertBuildContext$ParameterPageFilterType
Trying to save an invalid page: page is not valid</pxErrorMessage>
Trying to save an invalid page: ** ** java.lang.NoClassDefFoundError: com/pega/pegarules/priv/alert/AlertBuildContext$ParameterPageFilterType
Trying to save an invalid page: page is not valid
Steps to Reproduce
Log in to System Management Application (SMA) and observe the behavior.
Root Cause
A defect or configuration issue in the operating environment.
The issue is with an extension 'plv8' of Postgres 9.4.17. Error occurs when there are User Defined Functions (UDF’s) used in the SQL statements and Postgres encounters a segmentation fault terminating one of the critical process in the database server.
Resolution
Make the following change to the operating environment:
Replace Postgres 9.4.1.7 with Postgres 9.4.1.5 or 9.4.18.
Published August 24, 2018 - Updated October 8, 2020
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