Dear all,

We're we have an issue with the JIRA Release Notes step, out of the blue we're getting : this exeception Comparison method violates its general contract!

java.lang.IllegalArgumentException: Comparison method violates its general contract!
        at java.util.TimSort.mergeLo(Unknown Source)
        at java.util.TimSort.mergeAt(Unknown Source)
        at java.util.TimSort.mergeCollapse(Unknown Source)
        at java.util.TimSort.sort(Unknown Source)
        at java.util.Arrays.sort(Unknown Source)
        at java.util.ArrayList.sort(Unknown Source)
        at java.util.Collections.sort(Unknown Source)
        at com.pmease.quickbuild.plugin.tracker.jira.step.ReleaseNotesStep.getIssues(ReleaseNotesStep.java:144)
        at com.pmease.quickbuild.plugin.tracker.jira.step.ReleaseNotesStep.run(ReleaseNotesStep.java:92)
        at com.pmease.quickbuild.plugin.tracker.jira.step.ReleaseNotesStep$$EnhancerByCGLIB$$54f59989.CGLIB$run$0(<generated>)
        at com.pmease.quickbuild.plugin.tracker.jira.step.ReleaseNotesStep$$EnhancerByCGLIB$$54f59989$$FastClassByCGLIB$$d49435b3.invoke(<generated>)
        at net.sf.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:215)
        at com.pmease.quickbuild.DefaultScriptEngine$Interpolator.intercept(DefaultScriptEngine.java:261)
        at com.pmease.quickbuild.plugin.tracker.jira.step.ReleaseNotesStep$$EnhancerByCGLIB$$54f59989.run(<generated>)
        at com.pmease.quickbuild.stepsupport.Step.doExecute(Step.java:654)
        at com.pmease.quickbuild.stepsupport.Step.execute(Step.java:568)
        at com.pmease.quickbuild.stepsupport.StepExecutionJob.executeStepAwareJob(StepExecutionJob.java:31)
        at com.pmease.quickbuild.stepsupport.StepAwareJob.executeBuildAwareJob(StepAwareJob.java:56)
        at com.pmease.quickbuild.BuildAwareJob.execute(BuildAwareJob.java:77)
        at com.pmease.quickbuild.grid.GridJob.run(GridJob.java:129)
        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
        at java.util.concurrent.FutureTask.run(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
        at java.lang.Thread.run(Unknown Source)