PK73546: Unable to delete private page

6.0.1.7 Download: WebSphere Portal and Web Content Manager V6.0.1, fix pack 7

APAR status

• Closed as program error.

Error description

• When a user tries to delete more than one private page
  consecutively the second delete action (and all following)
  fail.
  This is due to a NullPointerException within the Portal's
  ContentModel that is caused through a wrong initialization of
  the topology after an invalidation event.
  Relevant stack trace is:
  
   java.lang.NullPointerException
   at java.util.ArrayList.<init>(ArrayList.java:132)
   at
  com.ibm.wps.model.content.impl.SmartTopologyValidator.deleted(Sm
  rtTopologyValidator.java:422)
   at
  com.ibm.wps.model.content.impl.TopologyInvalidatorTask.doItYours
  lf(TopologyInvalidatorTask.java:118)
   at
  com.ibm.wps.model.content.impl.ConcurrentTaskSynchronizer.synchr
  nizeTask(ConcurrentTaskSynchronizer.java:100)
   at
  com.ibm.wps.model.content.impl.SmartTopologyValidator.makeValid(
  martTopologyValidator.java:209)
   at
  com.ibm.wps.model.content.impl.ContentModelImpl.makeValid(Conten
  ModelImpl.java:1070)
   at
  com.ibm.wps.model.content.impl.ContentModelImpl.readBegin(Conten
  ModelImpl.java:2186)
   at
  com.ibm.wps.model.content.impl.ThreadsafeContentModelImpl.readBe
  in(ThreadsafeContentModelImpl.java:91)
   at
  com.ibm.wps.model.content.impl.ContentModelImpl.findByID(Content
  odelImpl.java:2111)
   at
  com.ibm.wps.command.composition.AbstractModelCommand.loadContent
  ode(AbstractModelCommand.java:284)
   at
  com.ibm.wps.command.composition.AbstractCompositionCommand.execu
  e(AbstractCompositionCommand.java:102)
   at
  com.ibm.wps.command.composition.DeleteCompositionCommand.execute
  DeleteCompositionCommand.java:143)
   at
  com.ibm.wps.command.DynamicCommandImpl.execute(DynamicCommandImp
  .java:157)
   at
  com.ibm.wps.engine.commands.DeletePage.execute(DeletePage.java:9
  )
   at
  com.ibm.wps.engine.commands.DeletePage.execute(DeletePage.java:5
  )
   at
  com.ibm.wps.state.accessors.action.manager.ActionManagerImpl.int
  rnalExecuteAction(ActionManagerImpl.java:397)
   at
  com.ibm.wps.state.accessors.action.manager.ActionManagerImpl.pro
  essValidAction(ActionManagerImpl.java:355)
   at
  com.ibm.wps.state.accessors.action.manager.ActionManagerImpl.int
  rnalExecuteAction(ActionManagerImpl.java:288)
   at
  com.ibm.wps.state.accessors.action.manager.ActionManagerImpl.exe
  uteActions(ActionManagerImpl.java:175)
  

Local fix

• na
  

Problem summary

• When a user tries to delete more than one private page
  consecutively the second delete action (and all following) fail.
  This is due to a NullPointerException within the Portal's
  ContentModel that is caused through a wrong initialization of
  the topology after an invalidation event.
  
     Relevant stack trace is:
  
      java.lang.NullPointerException
      at java.util.ArrayList.<init>(ArrayList.java:132)
      at
  com.ibm.wps.model.content.impl.SmartTopologyValidator.deleted(Sm
  artTopologyValidator.java:422)
      at
  com.ibm.wps.model.content.impl.TopologyInvalidatorTask.doItYours
  elf(TopologyInvalidatorTask.java:118)
      at
  com.ibm.wps.model.content.impl.ConcurrentTaskSynchronizer.synchr
  onizeTask(ConcurrentTaskSynchronizer.java:100)
      at
  com.ibm.wps.model.content.impl.SmartTopologyValidator.makeValid(
  SmartTopologyValidator.java:209)
      at
  com.ibm.wps.model.content.impl.ContentModelImpl.makeValid(Conten
  tModelImpl.java:1070)
      at
  com.ibm.wps.model.content.impl.ContentModelImpl.readBegin(Conten
  tModelImpl.java:2186)
      at
  com.ibm.wps.model.content.impl.ThreadsafeContentModelImpl.readBe
  gin(ThreadsafeContentModelImpl.java:91)
      at
  com.ibm.wps.model.content.impl.ContentModelImpl.findByID(Content
  ModelImpl.java:2111)
      at
  com.ibm.wps.command.composition.AbstractModelCommand.loadContent
  Node(AbstractModelCommand.java:284)
      at
  com.ibm.wps.command.composition.AbstractCompositionCommand.execu
  te(AbstractCompositionCommand.java:102)
      at
  com.ibm.wps.command.composition.DeleteCompositionCommand.execute
  (DeleteCompositionCommand.java:143)
      at
  com.ibm.wps.command.DynamicCommandImpl.execute(DynamicCommandImp
  l.java:157)
      at
  com.ibm.wps.engine.commands.DeletePage.execute(DeletePage.java:9
  1)
      at
  com.ibm.wps.engine.commands.DeletePage.execute(DeletePage.java:5
  2)
      at
  com.ibm.wps.state.accessors.action.manager.ActionManagerImpl.int
  ernalExecuteAction(ActionManagerImpl.java:397)
      at
  com.ibm.wps.state.accessors.action.manager.ActionManagerImpl.pro
  cessValidAction(ActionManagerImpl.java:355)
      at
  com.ibm.wps.state.accessors.action.manager.ActionManagerImpl.int
  ernalExecuteAction(ActionManagerImpl.java:288)
      at
  com.ibm.wps.state.accessors.action.manager.ActionManagerImpl.exe
  cuteActions(ActionManagerImpl.java:175)
  

Problem conclusion

• The topology of the ContentModel will be initialized correct
  after invalidation events.
  
  Failing Module(s):
     Engine: Tags & Commands
  
  Affected Users:
     All users
  
  Version Information:
      Portal Version(s): 6.0.1.1
       Pre-Requisite(s):
        Co-Requisite(s): ---
  
      Portal Version(s): 6.0.1.3
       Pre-Requisite(s):
        Co-Requisite(s): ---
  
      Portal Version(s): 6.0.1.4
       Pre-Requisite(s):
        Co-Requisite(s): ---
  
  
  Platform Specific:
     This fix applies to all platforms.
  
  
  A fix is available from Fix Central:
  
  http://www.ibm.com/eserver/support/fixes/fixcentral/swgquickorde
  r?apar=PK73546&productid=WebSphere%20Portal&brandid=5
  
  You may need to type or paste the complete address into your Web
  browser.
  

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

  WEBSPHERE PORTA

• Fixed component ID

  5724E7600

Applicable component levels

• R60E PSY

     UP

• R60G PSY

     UP

• R60H PSY

     UP