Error: "java.util.ConcurrentModificationException" When Attempting to Summarize Project

(Doc ID 2321090.1)

Last updated on JANUARY 10, 2018

Applies to:

Primavera P6 Enterprise Project Portfolio Management - Version and later
Information in this document applies to any platform.


When attempting to summarize a specific project, the job fails and the following error is logged to P6WebAccess.html:

PrmThread-39 ERROR DB Id: 1 com.primavera.summarizer.Summarizer ?:? logs.summarizer.failedJobInfo [m_jobId=9161, m_jobName=Summarize Project(s), m_jobType=JT_Sum, m_lastRunDate=null, m_nextStart=null, m_recurType=RT_WebASAP, m_sequenceNum=5, m_status=JS_Pending, m_updateDate=2017-10-09 17:51:18.0, m_userId=91, m_workerHost=null]
at java.util.LinkedList$ListItr.checkForComodification(
at java.util.LinkedList$
PrmThread-39 ERROR DB Id: 1 com.primavera.jobsvc.common.JobServiceExecutable ?:? Marking job id 9161 as failure

In P6 Web, View Service Status reports "Please refer to P6 server side log for more information" for the failed summarization job.

The JOBSVC table may also display logs.summarizer.summarization_error. Failed jobs can be found in the database by running: select * from JOBSVC where job_type='JT_Sum' and status_code in ('JS_Failed','JS_CompError')

The issue can be reproduced at will with the following steps:

  1. Summarize the specific project.
  2. Observe the job fails with the reported error and symptom.




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