# Jenkins Service is not starting after version upgrade to 2.426 **URL:** \ **Category:** Using Jenkins\ **Tags:** version-numbers\ **Created:** [January 23, 2024, 5:12pm UTC](https://community.jenkins.io/t/jenkins-service-is-not-starting-after-version-upgrade-to-2-426/11974 "2024-01-23T17:12:40Z")\ **Posts on this page:** 4\ **Page:** 1
**Author:** ![Swapna](https://avatars.discourse-cdn.com/v4/letter/s/8baadc/32.png) [@Swapna](https://community.jenkins.io/u/Swapna)\ **Post date:** [January 23, 2024, 5:12pm UTC](https://community.jenkins.io/t/jenkins-service-is-not-starting-after-version-upgrade-to-2-426/11974/1 "2024-01-23T17:12:40Z")
0 My Jenkins is currently at 2.176 version, i would like to to version upgrade to 2.426.2 but when i followed the version steps from below the\>\> [Debian Jenkins Packages](https://pkg.jenkins.io/debian-stable/) and after these steps i could see version is upgraded to latest but jenkins service is not starting and its giving error: Caused: hudson.util.HudsonFailedToLoad jenkins[2229974]: at hudson.WebAppMain$3.run(WebAppMain.java:264) jenkins[2229974]: 2024-01-23 03:20:02.420+0000 [id=25] INFO hudson.lifecycle.Lifecycle#onStatusUpdate: Stoppi\> : 2024-01-23 03:20:02.447+0000 [id=37] WARNING hudson.model.ComputerSet#: Failed to i\> java.nio.channels.ClosedByInterruptException jenkins[2229974]: at java.base/java.nio.channels.spi.AbstractInterruptibleChannel.end(AbstractInterruptibleChannel.\> jenkins[2229974]: at java.base/sun.nio.ch.FileChannelImpl.endBlocking(FileChannelImpl.java:171) I have the latest java 17. Can someone please help me I need the resolution steps inorder to start the service. Tried my best ---
**Author:** ![slide\_o\_mix](https://dub1.discourse-cdn.com/flex013/user_avatar/community.jenkins.io/slide_o_mix/32/20977_2.png) [@slide\_o\_mix](https://community.jenkins.io/u/slide_o_mix)\ **Post date:** [January 23, 2024, 5:28pm UTC](https://community.jenkins.io/t/jenkins-service-is-not-starting-after-version-upgrade-to-2-426/11974/2 "2024-01-23T17:28:40Z")
I think there is some missing information here, those log items don’t look complete. Can you share the WHOLE log? ---
**Author:** ![Swapna](https://avatars.discourse-cdn.com/v4/letter/s/8baadc/32.png) [@Swapna](https://community.jenkins.io/u/Swapna)\ **Post date:** [January 23, 2024, 6:51pm UTC](https://community.jenkins.io/t/jenkins-service-is-not-starting-after-version-upgrade-to-2-426/11974/3 "2024-01-23T18:51:10Z")
Hi Alex, thanks for your prompt response. Jenkins.log is not even updating since service is not up. and can see below when i do journal -xe journalctl -xe 4-clone jenkins[2229974]: at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635) 4-clone jenkins[2229974]: at java.base/java.lang.Thread.run(Thread.java:840) 4-clone jenkins[2229974]: Caused: org.jvnet.hudson.reactor.ReactorException 4-clone jenkins[2229974]: at org.jvnet.hudson.reactor.Reactor.execute(Reactor.java:290) 4-clone jenkins[2229974]: at jenkins.InitReactorRunner.run(InitReactorRunner.java:49) 4-clone jenkins[2229974]: at jenkins.model.Jenkins.executeReactor(Jenkins.java:1205) 4-clone jenkins[2229974]: at jenkins.model.Jenkins.(Jenkins.java:992) 4-clone jenkins[2229974]: at hudson.model.Hudson.(Hudson.java:86) 4-clone jenkins[2229974]: at hudson.model.Hudson.(Hudson.java:82) 4-clone jenkins[2229974]: at hudson.WebAppMain$3.run(WebAppMain.java:247) 4-clone jenkins[2229974]: Caused: hudson.util.HudsonFailedToLoad 4-clone jenkins[2229974]: at hudson.WebAppMain$3.run(WebAppMain.java:264) 4-clone jenkins[2229974]: 2024-01-23 03:20:02.420+0000 [id=25] INFO hudson.lifecycle.Lifecycle#onStatusUpdate: Stoppi 4-clone jenkins[2229974]: 2024-01-23 03:20:02.447+0000 [id=37] WARNING hudson.model.ComputerSet#: Failed to i 4-clone jenkins[2229974]: java.nio.channels.ClosedByInterruptException 4-clone jenkins[2229974]: at java.base/java.nio.channels.spi.AbstractInterruptibleChannel.end(AbstractInterruptibleChannel. 4-clone jenkins[2229974]: at java.base/sun.nio.ch.FileChannelImpl.endBlocking(FileChannelImpl.java:171) 4-clone jenkins[2229974]: at java.base/sun.nio.ch.FileChannelImpl.write(FileChannelImpl.java:293) 4-clone jenkins[2229974]: at hudson.util.FileChannelWriter.write(FileChannelWriter.java:73) 4-clone jenkins[2229974]: at java.base/java.io.Writer.write(Writer.java:290) 4-clone jenkins[2229974]: at hudson.util.AtomicFileWriter.write(AtomicFileWriter.java:169) 4-clone jenkins[2229974]: at java.base/java.io.Writer.write(Writer.java:249) 4-clone jenkins[2229974]: at hudson.XmlFile.write(XmlFile.java:212) 4-clone jenkins[2229974]: at hudson.model.ComputerSet$1.save(ComputerSet.java:86) 4-clone jenkins[2229974]: at hudson.util.PersistedList.onModified(PersistedList.java:190) 4-clone jenkins[2229974]: at hudson.util.PersistedList.replaceBy(PersistedList.java:96) 4-clone jenkins[2229974]: at hudson.model.ComputerSet.(ComputerSet.java:471) 4-clone jenkins[2229974]: at jenkins.metrics.impl.JenkinsHealthCheckProviderImpl.getHealthChecks(JenkinsHealthCheckProvider 4-clone jenkins[2229974]: at jenkins.metrics.api.Metrics.afterExtensionsAugmented(Metrics.java:341) 4-clone jenkins[2229974]: at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 4-clone jenkins[2229974]: at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:7 4-clone jenkins[2229974]: at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImp 4-clone jenkins[2229974]: at java.base/java.lang.reflect.Method.invoke(Method.java:568) 4-clone jenkins[2229974]: at hudson.init.TaskMethodFinder.invoke(TaskMethodFinder.java:109) 4-clone jenkins[2229974]: at hudson.init.TaskMethodFinder$TaskImpl.run(TaskMethodFinder.java:185) 4-clone jenkins[2229974]: at org.jvnet.hudson.reactor.Reactor.runTask(Reactor.java:305) 4-clone jenkins[2229974]: at jenkins.model.Jenkins$5.runTask(Jenkins.java:1170) 4-clone jenkins[2229974]: at org.jvnet.hudson.reactor.Reactor$2.run(Reactor.java:221) 4-clone jenkins[2229974]: at org.jvnet.hudson.reactor.Reactor$Node.run(Reactor.java:120) 4-clone jenkins[2229974]: at jenkins.security.ImpersonatingExecutorService$1.run(ImpersonatingExecutorService.java:68) 4-clone jenkins[2229974]: at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136) 4-clone jenkins[2229974]: at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635) 4-clone jenkins[2229974]: at java.base/java.lang.Thread.run(Thread.java:840) ---
**Author:** ![slide\_o\_mix](https://dub1.discourse-cdn.com/flex013/user_avatar/community.jenkins.io/slide_o_mix/32/20977_2.png) [@slide\_o\_mix](https://community.jenkins.io/u/slide_o_mix)\ **Post date:** [January 23, 2024, 9:31pm UTC](https://community.jenkins.io/t/jenkins-service-is-not-starting-after-version-upgrade-to-2-426/11974/4 "2024-01-23T21:31:46Z")
Can you clear the log for the Jenkins service and try restarting it?