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  • I use git polling to trigger my jobs. I recognized a Exception within the "Git Polling Log": {code} Started on 17.03.2015 15:40:08 Using strategy: Default [poll] Last Built Revision: Revision ae505d729d3b76e43782b351d7628024e065db61 (refs/remotes/origin/master) ERROR: Failed to record SCM polling for hudson.maven.MavenModuleSet@42caa9c4[(BUILD) mp-modules master unit] java.lang.RuntimeException: Unable to determine Maven version at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.isMavenVersionValid(MavenExtractorEnvironment.java:151) at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.buildEnvVars(MavenExtractorEnvironment.java:106) at hudson.model.AbstractBuild.getEnvironment(AbstractBuild.java:914) at hudson.maven.AbstractMavenBuild.getEnvironment(AbstractMavenBuild.java:56) at hudson.maven.MavenModuleSetBuild.getEnvironment(MavenModuleSetBuild.java:167) at hudson.plugins.git.GitSCM.compareRemoteRevisionWithImpl(GitSCM.java:564) at hudson.plugins.git.GitSCM.compareRemoteRevisionWith(GitSCM.java:526) at hudson.scm.SCM.compareRemoteRevisionWith(SCM.java:380) at hudson.scm.SCM.poll(SCM.java:397) at hudson.model.AbstractProject._poll(AbstractProject.java:1446) at hudson.model.AbstractProject.poll(AbstractProject.java:1349) at jenkins.triggers.SCMTriggerItem$SCMTriggerItems$Bridge.poll(SCMTriggerItem.java:119) at hudson.triggers.SCMTrigger$Runner.runPolling(SCMTrigger.java:515) at hudson.triggers.SCMTrigger$Runner.run(SCMTrigger.java:544) at hudson.util.SequentialExecutionQueue$QueueEntry.run(SequentialExecutionQueue.java:118) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.NullPointerException at org.jfrog.hudson.util.MavenVersionHelper.getMavenInstallation(MavenVersionHelper.java:105) at org.jfrog.hudson.util.MavenVersionHelper.isAtLeastVersion(MavenVersionHelper.java:81) at org.jfrog.hudson.util.MavenVersionHelper.isAtLeastResolutionCapableVersion(MavenVersionHelper.java:72) at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.isMavenVersionValid(MavenExtractorEnvironment.java:149) ... 19 more {code} The exception occurs when the the git polling is triggered while the job is already in progress. The changes will not be polled again. If there is another change after the job has finished also the changes in the aborted poll will be build.
    via by Michael Niestegge,
  • I use git polling to trigger my jobs. When the job has the post-build action "Deploy artifacts to Artifactory" configured there is an exception within the "Git Polling Log": {code} Started on 17.03.2015 15:40:08 Using strategy: Default [poll] Last Built Revision: Revision ae505d729d3b76e43782b351d7628024e065db61 (refs/remotes/origin/master) ERROR: Failed to record SCM polling for hudson.maven.MavenModuleSet@42caa9c4[(BUILD) mp-modules master unit] java.lang.RuntimeException: Unable to determine Maven version at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.isMavenVersionValid(MavenExtractorEnvironment.java:151) at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.buildEnvVars(MavenExtractorEnvironment.java:106) at hudson.model.AbstractBuild.getEnvironment(AbstractBuild.java:914) at hudson.maven.AbstractMavenBuild.getEnvironment(AbstractMavenBuild.java:56) at hudson.maven.MavenModuleSetBuild.getEnvironment(MavenModuleSetBuild.java:167) at hudson.plugins.git.GitSCM.compareRemoteRevisionWithImpl(GitSCM.java:564) at hudson.plugins.git.GitSCM.compareRemoteRevisionWith(GitSCM.java:526) at hudson.scm.SCM.compareRemoteRevisionWith(SCM.java:380) at hudson.scm.SCM.poll(SCM.java:397) at hudson.model.AbstractProject._poll(AbstractProject.java:1446) at hudson.model.AbstractProject.poll(AbstractProject.java:1349) at jenkins.triggers.SCMTriggerItem$SCMTriggerItems$Bridge.poll(SCMTriggerItem.java:119) at hudson.triggers.SCMTrigger$Runner.runPolling(SCMTrigger.java:515) at hudson.triggers.SCMTrigger$Runner.run(SCMTrigger.java:544) at hudson.util.SequentialExecutionQueue$QueueEntry.run(SequentialExecutionQueue.java:118) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.NullPointerException at org.jfrog.hudson.util.MavenVersionHelper.getMavenInstallation(MavenVersionHelper.java:105) at org.jfrog.hudson.util.MavenVersionHelper.isAtLeastVersion(MavenVersionHelper.java:81) at org.jfrog.hudson.util.MavenVersionHelper.isAtLeastResolutionCapableVersion(MavenVersionHelper.java:72) at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.isMavenVersionValid(MavenExtractorEnvironment.java:149) ... 19 more {code} The exception occurs when the the git polling is triggered while the job is already in progress. The changes will not be polled again. If there is another change after the job has finished also the changes in the aborted poll will be build. As soon as I remove the "Deploy artifacts to Artifactory" action, it works.
    via by Michael Niestegge,
  • I use git polling to trigger my jobs. When the job has the post-build action "Deploy artifacts to Artifactory" configured there is an exception within the "Git Polling Log": {code} Started on 17.03.2015 15:40:08 Using strategy: Default [poll] Last Built Revision: Revision ae505d729d3b76e43782b351d7628024e065db61 (refs/remotes/origin/master) ERROR: Failed to record SCM polling for hudson.maven.MavenModuleSet@42caa9c4[(BUILD) mp-modules master unit] java.lang.RuntimeException: Unable to determine Maven version at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.isMavenVersionValid(MavenExtractorEnvironment.java:151) at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.buildEnvVars(MavenExtractorEnvironment.java:106) at hudson.model.AbstractBuild.getEnvironment(AbstractBuild.java:914) at hudson.maven.AbstractMavenBuild.getEnvironment(AbstractMavenBuild.java:56) at hudson.maven.MavenModuleSetBuild.getEnvironment(MavenModuleSetBuild.java:167) at hudson.plugins.git.GitSCM.compareRemoteRevisionWithImpl(GitSCM.java:564) at hudson.plugins.git.GitSCM.compareRemoteRevisionWith(GitSCM.java:526) at hudson.scm.SCM.compareRemoteRevisionWith(SCM.java:380) at hudson.scm.SCM.poll(SCM.java:397) at hudson.model.AbstractProject._poll(AbstractProject.java:1446) at hudson.model.AbstractProject.poll(AbstractProject.java:1349) at jenkins.triggers.SCMTriggerItem$SCMTriggerItems$Bridge.poll(SCMTriggerItem.java:119) at hudson.triggers.SCMTrigger$Runner.runPolling(SCMTrigger.java:515) at hudson.triggers.SCMTrigger$Runner.run(SCMTrigger.java:544) at hudson.util.SequentialExecutionQueue$QueueEntry.run(SequentialExecutionQueue.java:118) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.NullPointerException at org.jfrog.hudson.util.MavenVersionHelper.getMavenInstallation(MavenVersionHelper.java:105) at org.jfrog.hudson.util.MavenVersionHelper.isAtLeastVersion(MavenVersionHelper.java:81) at org.jfrog.hudson.util.MavenVersionHelper.isAtLeastResolutionCapableVersion(MavenVersionHelper.java:72) at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.isMavenVersionValid(MavenExtractorEnvironment.java:149) ... 19 more {code} The exception occurs when the the git polling is triggered while the job is already in progress. The changes will not be polled again. If there is another change after the job has finished also the changes in the aborted poll will be build. As soon as I remove the "Deploy artifacts to Artifactory" action, it works.
    via by Michael Niestegge,
  • I use git polling to trigger my jobs. I recognized a Exception within the "Git Polling Log": {code} Started on 17.03.2015 15:40:08 Using strategy: Default [poll] Last Built Revision: Revision ae505d729d3b76e43782b351d7628024e065db61 (refs/remotes/origin/master) ERROR: Failed to record SCM polling for hudson.maven.MavenModuleSet@42caa9c4[(BUILD) mp-modules master unit] java.lang.RuntimeException: Unable to determine Maven version at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.isMavenVersionValid(MavenExtractorEnvironment.java:151) at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.buildEnvVars(MavenExtractorEnvironment.java:106) at hudson.model.AbstractBuild.getEnvironment(AbstractBuild.java:914) at hudson.maven.AbstractMavenBuild.getEnvironment(AbstractMavenBuild.java:56) at hudson.maven.MavenModuleSetBuild.getEnvironment(MavenModuleSetBuild.java:167) at hudson.plugins.git.GitSCM.compareRemoteRevisionWithImpl(GitSCM.java:564) at hudson.plugins.git.GitSCM.compareRemoteRevisionWith(GitSCM.java:526) at hudson.scm.SCM.compareRemoteRevisionWith(SCM.java:380) at hudson.scm.SCM.poll(SCM.java:397) at hudson.model.AbstractProject._poll(AbstractProject.java:1446) at hudson.model.AbstractProject.poll(AbstractProject.java:1349) at jenkins.triggers.SCMTriggerItem$SCMTriggerItems$Bridge.poll(SCMTriggerItem.java:119) at hudson.triggers.SCMTrigger$Runner.runPolling(SCMTrigger.java:515) at hudson.triggers.SCMTrigger$Runner.run(SCMTrigger.java:544) at hudson.util.SequentialExecutionQueue$QueueEntry.run(SequentialExecutionQueue.java:118) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.NullPointerException at org.jfrog.hudson.util.MavenVersionHelper.getMavenInstallation(MavenVersionHelper.java:105) at org.jfrog.hudson.util.MavenVersionHelper.isAtLeastVersion(MavenVersionHelper.java:81) at org.jfrog.hudson.util.MavenVersionHelper.isAtLeastResolutionCapableVersion(MavenVersionHelper.java:72) at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.isMavenVersionValid(MavenExtractorEnvironment.java:149) ... 19 more {code} The exception occurs when the the git polling is triggered while the job is already in progress. The changes will not be polled again. If there is another change after the job has finished also the changes in the aborted poll will be build.
    via by Michael Niestegge,
  • Using Maven 2/3 project to build my project works fine. But When I active "Deploy artifacts to Artifactory" in Post Build Actions, build stop to work and show me this stack in Console Output: FATAL: Unable to determine Maven version java.lang.RuntimeException: Unable to determine Maven version at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.isMavenVersionValid(MavenExtractorEnvironment.java:106) at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.buildEnvVars(MavenExtractorEnvironment.java:73) at hudson.model.AbstractBuild.getEnvironment(AbstractBuild.java:804) at hudson.maven.AbstractMavenBuild.getEnvironment(AbstractMavenBuild.java:59) at hudson.maven.MavenModuleSetBuild.getEnvironment(MavenModuleSetBuild.java:165) at hudson.model.AbstractBuild$AbstractRunner.decideWorkspace(AbstractBuild.java:419) at hudson.model.AbstractBuild$AbstractRunner.run(AbstractBuild.java:436) at hudson.model.Run.run(Run.java:1376) at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:479) at hudson.model.ResourceController.execute(ResourceController.java:88) at hudson.model.Executor.run(Executor.java:230) Caused by: java.lang.NullPointerException at org.jfrog.hudson.util.MavenVersionHelper.isAtLeast(MavenVersionHelper.java:103) at org.jfrog.hudson.util.MavenVersionHelper.isAtLeastVersion(MavenVersionHelper.java:75) at org.jfrog.hudson.util.MavenVersionHelper.isAtLeastResolutionCapableVersion(MavenVersionHelper.java:65) at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.isMavenVersionValid(MavenExtractorEnvironment.java:104) ... 10 more
    via by Giuliano Ribeiro,
  • Using Maven 2/3 project to build my project works fine. But When I active "Deploy artifacts to Artifactory" in Post Build Actions, build stop to work and show me this stack in Console Output: FATAL: Unable to determine Maven version java.lang.RuntimeException: Unable to determine Maven version at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.isMavenVersionValid(MavenExtractorEnvironment.java:106) at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.buildEnvVars(MavenExtractorEnvironment.java:73) at hudson.model.AbstractBuild.getEnvironment(AbstractBuild.java:804) at hudson.maven.AbstractMavenBuild.getEnvironment(AbstractMavenBuild.java:59) at hudson.maven.MavenModuleSetBuild.getEnvironment(MavenModuleSetBuild.java:165) at hudson.model.AbstractBuild$AbstractRunner.decideWorkspace(AbstractBuild.java:419) at hudson.model.AbstractBuild$AbstractRunner.run(AbstractBuild.java:436) at hudson.model.Run.run(Run.java:1376) at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:479) at hudson.model.ResourceController.execute(ResourceController.java:88) at hudson.model.Executor.run(Executor.java:230) Caused by: java.lang.NullPointerException at org.jfrog.hudson.util.MavenVersionHelper.isAtLeast(MavenVersionHelper.java:103) at org.jfrog.hudson.util.MavenVersionHelper.isAtLeastVersion(MavenVersionHelper.java:75) at org.jfrog.hudson.util.MavenVersionHelper.isAtLeastResolutionCapableVersion(MavenVersionHelper.java:65) at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.isMavenVersionValid(MavenExtractorEnvironment.java:104) ... 10 more
    via by Giuliano Ribeiro,
  • A simple project that is only set to retrieve artifacts from artifactory (not publish them) failed to build. Builds that have all artifactory features turned off are fine as are the ones that publish to Artifactory using the "Deploy artifacts to artifactory" post build action. Removing the post build action while still using some of the artifactory plugin functionality causes the following error. The workaround is not to use Artifactory plugin. ERROR: Processing failed due to a bug in the code. Please report this to jenkinsci-users@googlegroups.com java.lang.RuntimeException: java.lang.NullPointerException at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.buildEnvVars(MavenExtractorEnvironment.java:136) at hudson.model.AbstractBuild.getEnvironment(AbstractBuild.java:941) at hudson.maven.AbstractMavenBuild.getEnvironment(AbstractMavenBuild.java:56) at hudson.maven.MavenModuleSetBuild.getEnvironment(MavenModuleSetBuild.java:166) at hudson.maven.MavenModuleSetBuild$MavenModuleSetBuildExecution.doRun(MavenModuleSetBuild.java:622) at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:536) at hudson.model.Run.execute(Run.java:1738) at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:531) at hudson.model.ResourceController.execute(ResourceController.java:98) at hudson.model.Executor.run(Executor.java:381) Caused by: java.lang.NullPointerException at org.jfrog.hudson.util.ExtractorUtils.addBuilderInfoArguments(ExtractorUtils.java:157) at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.buildEnvVars(MavenExtractorEnvironment.java:132) ... 9 more project=hudson.maven.MavenModuleSet@1bc3d9f[JOBS_STABLE/INSTALL Elvoris _ROOT_ (master)] project.getModules()=[hudson.maven.MavenModule@3d7897[JOBS_STABLE/INSTALL Elvoris _ROOT_ (master)/cz.elvoris:elvoris-root-parent][JOBS_STABLE/INSTALL Elvoris _ROOT_ (master)/cz.elvoris:elvoris-root-parent][relativePath:parent]] project.getRootModule()=hudson.maven.MavenModule@3d7897[JOBS_STABLE/INSTALL Elvoris _ROOT_ (master)/cz.elvoris:elvoris-root-parent][JOBS_STABLE/INSTALL Elvoris _ROOT_ (master)/cz.elvoris:elvoris-root-parent][relativePath:parent] FATAL: java.lang.NullPointerException java.lang.RuntimeException: java.lang.NullPointerException at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.buildEnvVars(MavenExtractorEnvironment.java:136) at hudson.model.AbstractBuild.getEnvironment(AbstractBuild.java:941) at hudson.maven.AbstractMavenBuild.getEnvironment(AbstractMavenBuild.java:56) at hudson.maven.MavenModuleSetBuild.getEnvironment(MavenModuleSetBuild.java:166) at hudson.maven.MavenModuleSetBuild$MavenModuleSetBuildExecution.doRun(MavenModuleSetBuild.java:622) at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:536) at hudson.model.Run.execute(Run.java:1738) at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:531) at hudson.model.ResourceController.execute(ResourceController.java:98) at hudson.model.Executor.run(Executor.java:381) Caused by: java.lang.NullPointerException at org.jfrog.hudson.util.ExtractorUtils.addBuilderInfoArguments(ExtractorUtils.java:157) at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.buildEnvVars(MavenExtractorEnvironment.java:132) ... 9 more
    via by Tom???? Rohrbacher,
  • A simple project that is only set to retrieve artifacts from artifactory (not publish them) failed to build. Builds that have all artifactory features turned off are fine as are the ones that publish to Artifactory using the "Deploy artifacts to artifactory" post build action. Removing the post build action while still using some of the artifactory plugin functionality causes the following error. The workaround is not to use Artifactory plugin. ERROR: Processing failed due to a bug in the code. Please report this to jenkinsci-users@googlegroups.com java.lang.RuntimeException: java.lang.NullPointerException at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.buildEnvVars(MavenExtractorEnvironment.java:136) at hudson.model.AbstractBuild.getEnvironment(AbstractBuild.java:941) at hudson.maven.AbstractMavenBuild.getEnvironment(AbstractMavenBuild.java:56) at hudson.maven.MavenModuleSetBuild.getEnvironment(MavenModuleSetBuild.java:166) at hudson.maven.MavenModuleSetBuild$MavenModuleSetBuildExecution.doRun(MavenModuleSetBuild.java:622) at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:536) at hudson.model.Run.execute(Run.java:1738) at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:531) at hudson.model.ResourceController.execute(ResourceController.java:98) at hudson.model.Executor.run(Executor.java:381) Caused by: java.lang.NullPointerException at org.jfrog.hudson.util.ExtractorUtils.addBuilderInfoArguments(ExtractorUtils.java:157) at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.buildEnvVars(MavenExtractorEnvironment.java:132) ... 9 more project=hudson.maven.MavenModuleSet@1bc3d9f[JOBS_STABLE/INSTALL Elvoris _ROOT_ (master)] project.getModules()=[hudson.maven.MavenModule@3d7897[JOBS_STABLE/INSTALL Elvoris _ROOT_ (master)/cz.elvoris:elvoris-root-parent][JOBS_STABLE/INSTALL Elvoris _ROOT_ (master)/cz.elvoris:elvoris-root-parent][relativePath:parent]] project.getRootModule()=hudson.maven.MavenModule@3d7897[JOBS_STABLE/INSTALL Elvoris _ROOT_ (master)/cz.elvoris:elvoris-root-parent][JOBS_STABLE/INSTALL Elvoris _ROOT_ (master)/cz.elvoris:elvoris-root-parent][relativePath:parent] FATAL: java.lang.NullPointerException java.lang.RuntimeException: java.lang.NullPointerException at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.buildEnvVars(MavenExtractorEnvironment.java:136) at hudson.model.AbstractBuild.getEnvironment(AbstractBuild.java:941) at hudson.maven.AbstractMavenBuild.getEnvironment(AbstractMavenBuild.java:56) at hudson.maven.MavenModuleSetBuild.getEnvironment(MavenModuleSetBuild.java:166) at hudson.maven.MavenModuleSetBuild$MavenModuleSetBuildExecution.doRun(MavenModuleSetBuild.java:622) at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:536) at hudson.model.Run.execute(Run.java:1738) at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:531) at hudson.model.ResourceController.execute(ResourceController.java:98) at hudson.model.Executor.run(Executor.java:381) Caused by: java.lang.NullPointerException at org.jfrog.hudson.util.ExtractorUtils.addBuilderInfoArguments(ExtractorUtils.java:157) at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.buildEnvVars(MavenExtractorEnvironment.java:132) ... 9 more
    via by Tomáš Rohrbacher,
    • java.lang.RuntimeException: Unable to determine Maven version at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.isMavenVersionValid(MavenExtractorEnvironment.java:151) at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.buildEnvVars(MavenExtractorEnvironment.java:106) at hudson.model.AbstractBuild.getEnvironment(AbstractBuild.java:914) at hudson.maven.AbstractMavenBuild.getEnvironment(AbstractMavenBuild.java:56) at hudson.maven.MavenModuleSetBuild.getEnvironment(MavenModuleSetBuild.java:167) at hudson.plugins.git.GitSCM.compareRemoteRevisionWithImpl(GitSCM.java:564) at hudson.plugins.git.GitSCM.compareRemoteRevisionWith(GitSCM.java:526) at hudson.scm.SCM.compareRemoteRevisionWith(SCM.java:380) at hudson.scm.SCM.poll(SCM.java:397) at hudson.model.AbstractProject._poll(AbstractProject.java:1446) at hudson.model.AbstractProject.poll(AbstractProject.java:1349) at jenkins.triggers.SCMTriggerItem$SCMTriggerItems$Bridge.poll(SCMTriggerItem.java:119) at hudson.triggers.SCMTrigger$Runner.runPolling(SCMTrigger.java:515) at hudson.triggers.SCMTrigger$Runner.run(SCMTrigger.java:544) at hudson.util.SequentialExecutionQueue$QueueEntry.run(SequentialExecutionQueue.java:118) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.NullPointerException at org.jfrog.hudson.util.MavenVersionHelper.getMavenInstallation(MavenVersionHelper.java:105) at org.jfrog.hudson.util.MavenVersionHelper.isAtLeastVersion(MavenVersionHelper.java:81) at org.jfrog.hudson.util.MavenVersionHelper.isAtLeastResolutionCapableVersion(MavenVersionHelper.java:72) at org.jfrog.hudson.maven3.extractor.MavenExtractorEnvironment.isMavenVersionValid(MavenExtractorEnvironment.java:149) ... 19 more
    No Bugmate found.