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via Jenkins JIRA by Bruce Edge, 1 year ago
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via Coderanch by Mandar Khire, 3 months ago
java.lang.UnsupportedOperationException: 	at java.util.AbstractList.add(AbstractList.java:148)	at java.util.AbstractList.add(AbstractList.java:108)	at org.jenkinsci.plugins.discardbuild.DiscardBuildPublisher.perform(DiscardBuildPublisher.java:148)	at hudson.tasks.BuildStepMonitor$3.perform(BuildStepMonitor.java:36)	at hudson.model.AbstractBuild$AbstractBuildExecution.perform(AbstractBuild.java:798)	at hudson.model.AbstractBuild$AbstractBuildExecution.performAllBuildSteps(AbstractBuild.java:770)	at hudson.model.Build$BuildExecution.post2(Build.java:183)	at hudson.model.AbstractBuild$AbstractBuildExecution.post(AbstractBuild.java:720)	at hudson.model.Run.execute(Run.java:1600)	at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46)	at hudson.model.ResourceController.execute(ResourceController.java:88)	at hudson.model.Executor.run(Executor.java:237)