RS03485: ILLEGALARGUMENTEXCEPTION ERROR WHEN TRYING TO MERGE TWO BRANCHESIN THE BC

IBM Operational Decision Manager V8.10.3 Download Document
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IBM Operational Decision Manager for z/OS 8.9.2.3 Fix Pack
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Operational Decision Manager V8.9.2.1: Interim Fix 26
Operational Decision Manager V8.9.2.1: Interim Fix 27
Operational Decision Manager V8.9.2.2: Interim Fix 13
Operational Decision Manager V8.9.2.1: Interim Fix 28
Operational Decision Manager V8.9.2.1: Interim Fix 30
Operational Decision Manager V8.9.2.1: Interim Fix 31
Operational Decision Manager V8.9.2.2: Interim Fix 14
Operational Decision Manager V8.9.2.1: Interim Fix 34
Operational Decision Manager V8.9.2.2: Interim Fix 15 for Decision Center
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APAR status

• Closed as program error.

Error description

• The following stack trace is printed server side.
  10/8/19 0:11:56:997 PDT] 0000008f exception     E   Comparison
  method violates its general contract!
  
  java.lang.IllegalArgumentException: Comparison method violates
  its general contract!
          at java.util.TimSort.mergeLo(TimSort.java:763)
          at java.util.TimSort.mergeAt(TimSort.java:499)
          at
  java.util.TimSort.mergeForceCollapse(TimSort.java:442)
          at java.util.TimSort.sort(TimSort.java:239)
          at java.util.TimSort.sort(TimSort.java:189)
          at java.util.Arrays.sort(Arrays.java:867)
          at java.util.Collections.sort(Collections.java:229)
          at
  ilog.rules.teamserver.model.merge.MergeUtils.sortTree(MergeUtils
  .java:355)
          at
  ilog.rules.teamserver.model.merge.MergeUtils.sortTree(MergeUtils
  .java:352)
          at
  ilog.rules.teamserver.model.merge.MergeUtils.TreeifyDiffs(MergeU
  tils.java:190)
          at
  com.ibm.rules.decisioncenter.web.core.merge.MergeController.getD
  iffsToMerge(MergeController.java:310)
          at sun.reflect.NativeMethodAccessorImpl.invoke0(Native
  Method)
          at
  sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessor
  Impl.java:95)
          at
  sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethod
  AccessorImpl.java:56)
          at java.lang.reflect.Method.invoke(Method.java:620)
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * Decision Center users merging branches.                      *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * Differences to merge not following contract of Comparable to *
  * avoid IllegalArgumentException                               *
  ****************************************************************
  * RECOMMENDATION:                                              *
  ****************************************************************
  

Problem conclusion

• The code was fixed.
  

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

  WS DECISION CTR

• Fixed component ID

  5725B6900

Applicable component levels

• R892 PSY

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