# Jenkins not triggering any jobs
**URL:** https://community.jenkins.io/t/jenkins-not-triggering-any-jobs/706
**Category:** Ask a question
**Created:** [November 1, 2021, 12:17pm UTC](https://community.jenkins.io/t/jenkins-not-triggering-any-jobs/706 "2021-11-01T12:17:40Z")
**Posts on this page:** 2
**Page:** 1
### Author:  [@maddurivenkys1](https://community.jenkins.io/u/maddurivenkys1)
#### Post date: [November 1, 2021, 12:17pm UTC](https://community.jenkins.io/t/jenkins-not-triggering-any-jobs/706/1 "2021-11-01T12:17:40Z")
No Tasks are getting executed in Jenkins and getting below error in the console log. Jenkins version was [Jenkins 2.303.2](https://www.jenkins.io/)
2021-11-01 11:35:03.356+0000 [id=53] SEVERE hudson.triggers.SafeTimerTask#run: Timer task hudson.model.Queue$MaintainTask@169ca90c failed
java.lang.NoClassDefFoundError: org/jenkinsci/plugins/durabletask/executors/ContinuedTask
at org.jenkinsci.plugins.workflow.support.steps.ExecutorStepExecution$PlaceholderTask$AuthenticationFromBuild$1.authenticate(ExecutorStepExecution.java:697)
at jenkins.security.QueueItemAuthenticator.authenticate2(QueueItemAuthenticator.java:47)
at hudson.model.Queue$Item.authenticate2(Queue.java:2347)
at hudson.model.Node.canTake(Node.java:399)
at hudson.model.Queue$JobOffer.getCauseOfBlockage(Queue.java:265)
at hudson.model.Queue.maintain(Queue.java:1632)
at hudson.model.Queue$MaintainTask.doRun(Queue.java:2933)
at hudson.triggers.SafeTimerTask.run(SafeTimerTask.java:90)
at jenkins.security.ImpersonatingScheduledExecutorService$1.run(ImpersonatingScheduledExecutorService.java:67)
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
at java.util.concurrent.FutureTask.runAndReset(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.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)
---
### Author:  [@halkeye](https://community.jenkins.io/u/halkeye)
#### Post date: [November 1, 2021, 5:28pm UTC](https://community.jenkins.io/t/jenkins-not-triggering-any-jobs/706/2 "2021-11-01T17:28:51Z")
Sounds like a plugin failed to load. I would recommend checking your startup log or your plugin manage to see why it didn’t load.