An NPE is raised while updating JIRA issues. The comment is wrote on JIRA but the NPE makes the plugin continuously write the same comment and remember the issues for the next build.
Error updating JIRA issues. Saving issues for next build.
java.lang.NullPointerException
at hudson.plugins.jira.Updater.submitComments(Updater.java:177)
at hudson.plugins.jira.Updater.perform(Updater.java:128)
at hudson.plugins.jira.JiraIssueUpdater.perform(JiraIssueUpdater.java:64)
at hudson.tasks.BuildStepCompatibilityLayer.perform(BuildStepCompatibilityLayer.java:78)
at hudson.tasks.BuildStepMonitor$3.perform(BuildStepMonitor.java:45)
at hudson.model.AbstractBuild$AbstractBuildExecution.perform(AbstractBuild.java:782)
at hudson.model.AbstractBuild$AbstractBuildExecution.performAllBuildSteps(AbstractBuild.java:723)
at hudson.maven.MavenModuleSetBuild$MavenModuleSetBuildExecution.post2(MavenModuleSetBuild.java:1047)
at hudson.model.AbstractBuild$AbstractBuildExecution.post(AbstractBuild.java:668)
at hudson.model.Run.execute(Run.java:1763)
at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:531)
at hudson.model.ResourceController.execute(ResourceController.java:98)
at hudson.model.Executor.run(Executor.java:410)
That seems to happen on labels.isEmpty() even if I can't figure how: