Jenkins fails to load due to NPE

Article ID:220891667
1 minute readKnowledge base


Jenkins fails to load due to Null Pointer Exception (NPE)

Starting Jenkins causes the following stack trace

hudson.util.HudsonFailedToLoad: java.lang.NullPointerException
at hudson.WebAppMain$
Caused by: java.lang.NullPointerException
at org.jvnet.hudson.plugins.monitoring.NodesListener.getNodesCollector(
at org.jvnet.hudson.plugins.monitoring.NodesListener.onOnline(
at jenkins.model.Jenkins.<init>(
at hudson.model.Hudson.<init>(
at hudson.model.Hudson.<init>(
at hudson.WebAppMain$


  • CloudBees Jenkins

  • Jenkins

  • Monitoring Plugin <= v1.59.0


Install the Monitoring Plugin v1.60.0 or higher.