PM36141: WCM STACKOVERFLOWERROR CAUSED BY A RACE CONDITION TRIGGERS AN INFINITE RECURSIVE QUERY.

APAR status

• Closed as program error.

Error description

• WCM StackOverflowError caused by a race condition triggers an
  infinite recursive query.
  
  In this case, WCM Content Items were unable to be modified or
  deleted due to the reference exceptions and StackOverFlowError
  
  
  Example:
  
  [3/31/11 20:45:53:959 CEST] 000000e6 AbstractComma E   <Null
  Message>
  java.lang.StackOverflowError
      at
  com.ibm.ejs.j2c.PoolManager.reserve(PoolManager.java:2010)
      at
  com.ibm.ejs.j2c.ConnectionManager.allocateMCWrapper(ConnectionMa
  nager.ja
  va:937)
      at
  com.ibm.ejs.j2c.ConnectionManager.allocateConnection(ConnectionM
  anager.j
  ava:611)
      at
  com.ibm.ws.rsadapter.jdbc.WSJdbcDataSource.getConnection(WSJdbcD
  ataSourc
  e.java:449)
      at
  com.ibm.ws.rsadapter.jdbc.WSJdbcDataSource.getConnection(WSJdbcD
  ataSourc
  e.java:418)
      at
  com.ibm.icm.ci.Datastore$DataSource.getConnection(Datastore.java
  :596)
      at
  com.ibm.icm.ci.ConnectionService.getConnection(ConnectionService
  .java:93
  )
      at
  com.ibm.icm.ci.data.impl.PathService._acquireDataManager(PathSer
  vice.jav
  a:1645)
      at
  com.ibm.icm.ci.data.impl.PathService._executeGetLinks(PathServic
  e.java:1
  357)
      at
  com.ibm.icm.ci.data.impl.PathService._getLinks(PathService.java:
  1296)
      at
  com.ibm.icm.ci.data.impl.PathService._getItemsOnPathList(PathSer
  vice.jav
  a:1028)
      at
  com.ibm.icm.ci.data.impl.PathService.retrieveContent(PathService
  .java:83
  9)
      at
  com.ibm.icm.ci.data.impl.PathService.retrieveContent(PathService
  .java:17
  55)
      at com.ibm.icm.jcr.NodeImpl.getNode(NodeImpl.java:1073)
      at com.ibm.icm.jcr.NodeImpl.getNode(NodeImpl.java:1004)
      at com.ibm.icm.jcr.NodeImpl.getNode(NodeImpl.java:995)
      at com.ibm.icm.jcr.NodeImpl.getNode(NodeImpl.java:987)
      at
  com.ibm.workplace.wcm.domain.transformers.controllable.CmpntRefe
  renceTra
  nsformer.implodeControllable(CmpntReferenceTransformer.java:151)
      at
  com.ibm.workplace.wcm.domain.transformers.controllable.CmpntTran
  sformer.
  implode(CmpntTransformer.java:501)
      at
  com.ibm.workplace.wcm.domain.transformers.TransformerUtils.trans
  formNode
  (TransformerUtils.java:1637)
      at
  com.ibm.workplace.wcm.domain.transformers.CmpntMapTransformUtils
  .implode
  CmpntMap(CmpntMapTransformUtils.java:275)
      at
  com.ibm.workplace.wcm.domain.transformers.CmpntMapTransformUtils
  .implode
  CmpntMap(CmpntMapTransformUtils.java:247)
      at
  com.ibm.workplace.wcm.domain.transformers.controllable.ContentTr
  ansforme
  r.implodeControllable(ContentTransformer.java:367)
      at
  com.ibm.workplace.wcm.domain.transformers.controllable.AbstractC
  ontrolla
  bleTransformer.implode(AbstractControllableTransformer.java:332)
      at
  com.ibm.workplace.wcm.domain.transformers.TransformerUtils.trans
  formNode
  (TransformerUtils.java:1637)
      at
  com.ibm.workplace.wcm.services.repository.RepositoryServiceImpl.
  getByUUI
  D(RepositoryServiceImpl.java:1333)
      at
  com.ibm.workplace.wcm.services.repository.RepositoryServiceImpl.
  getByUUI
  D(RepositoryServiceImpl.java:1250)
      at
  com.ibm.workplace.wcm.services.repository.RepositoryServiceImpl.
  get(Repo
  sitoryServiceImpl.java:387)
      at
  com.ibm.workplace.wcm.services.content.ContentServiceImpl.getImp
  l(Conten
  tServiceImpl.java:2046)
      at
  com.ibm.workplace.wcm.services.content.ContentServiceImpl.getImp
  l(Conten
  tServiceImpl.java:1889)
      at
  com.ibm.workplace.wcm.services.content.ContentServiceImpl.get(Co
  ntentSer
  viceImpl.java:1801)
      at
  com.aptrix.pluto.cmpnt.link.ContentLinkReference.getResourceType
  ContentI
  tem(ContentLinkReference.java:680)
      at
  com.aptrix.pluto.cmpnt.link.ContentLinkReference.<init>(ContentL
  inkRefer
  ence.java:97)
  

Local fix

Problem summary

• An infinite recursive loop was triggered when an element within
  a content, is linked to the content itself.
  

Problem conclusion

• Code was updated to prevent this issue.
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Fix information

• Fixed component name

  LOTUS WEB CONT

• Fixed component ID

  5724I2900

Applicable component levels

• R61C PSY

     UP

• R610 PSY

     UP

• R615 PSY

     UP

• R700 PSY

     UP