IV54585: NULLPOINTER EXCEPTION IN COLUMN SETUP FOR TABLE AGGREGATION.

IBM Tivoli Monitoring 6.3.0 Fix Pack 4 (6.3.0-TIV-ITM-FP0004)

APAR status

• Closed as program error.

Error description

• In setting up the columns for a table to be aggregated a
  Nullpointer
  execption happens.  This terminates the S&P processing.
  
  RECREATE INSTRUCTIONS:
  
  Failure was seen in the KVM agent and the KVM_EVENTS table on
  ITM 6.2.2
  FP4.
  

Local fix

Problem summary

• Null pointer exception in column setup for table aggregation.
  
  
  In setting up the columns for a table to be aggregated a null
  pointer exception happens.  This terminates the Summarization
  and Pruning agent processing.
  
  An example of the null pointer exception in the Summarization
  and Pruning agent's java trace log:
  
  == 240 t=Thread-3 Table (KVM_EVENTS) found in warehouse database
  == 241 t=Thread-3 java.lang.NullPointerException
   at
  com.tivoli.twh.ksy.hist.HistTable.setupHistColumns(HistTable.jav
  a:678)
   at
  com.tivoli.twh.ksy.hist.HistConfig.setupHistConfig(HistConfig.ja
  va:282)
   at
  com.tivoli.twh.ksy.agg.AggProduct.setupParameters(AggProduct.jav
  a:1011)
   at com.tivoli.twh.ksy.Enable.run(Enable.java:328)
   at com.tivoli.twh.ksy.Enable.runMain(Enable.java:203)
   at com.tivoli.twh.ksy.Enable$1.run(Enable.java:146)
   at java.lang.Thread.run(Thread.java:811)
  
  == 242 t=Thread-3 EXCEPTION: Failed to setup history config
  == 243 t=Thread-3 EXCEPTION: Failed to get parameters
  == 244 t=Thread-3 EXCEPTION: Failed to complete the scheduled
  run
  == 245 t=Thread-3 Summarization and pruning agent ended with
  errors
  == 246 t=Thread-3 EXCEPTION:
  com.tivoli.twh.ksy.core.KSYException
   at
  com.tivoli.twh.ksy.hist.HistTable.setupHistColumns(HistTable.jav
  a:844)
   at
  com.tivoli.twh.ksy.hist.HistConfig.setupHistConfig(HistConfig.ja
  va:282)
   at
  com.tivoli.twh.ksy.agg.AggProduct.setupParameters(AggProduct.jav
  a:1011)
   at com.tivoli.twh.ksy.Enable.run(Enable.java:328)
   at com.tivoli.twh.ksy.Enable.runMain(Enable.java:203)
   at com.tivoli.twh.ksy.Enable$1.run(Enable.java:146)
   at java.lang.Thread.run(Thread.java:811)
  Caused by: java.lang.NullPointerException
   at
  com.tivoli.twh.ksy.hist.HistTable.setupHistColumns(HistTable.jav
  a:678)
  

Problem conclusion

• Added a check for a null pointer exception and allowed
  processing to continue.  Also, added a trace statement to the
  RAS1 log.
  
  The fix for this APAR is contained in the following maintenance
  packages:
  
    | fix pack | 6.3.0-TIV-ITM-FP0004
  

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

  TDW SPA AGENT

• Fixed component ID

  5724C04SP

Applicable component levels

• R622 PSY

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