# Java error message in jenkins pipeline

**URL:** <https://community.jenkins.io/t/java-error-message-in-jenkins-pipeline/2491>\
**Category:** Using Jenkins\
**Created:** [May 20, 2022, 11:20am UTC](https://community.jenkins.io/t/java-error-message-in-jenkins-pipeline/2491 "2022-05-20T11:20:43Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![younes](https://avatars.discourse-cdn.com/v4/letter/y/d6d6ee/32.png) [@younes](https://community.jenkins.io/u/younes)\
**Post date:** [May 20, 2022, 11:20am UTC](https://community.jenkins.io/t/java-error-message-in-jenkins-pipeline/2491/1 "2022-05-20T11:20:43Z")

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Hi community,  
I’m using jenkins to launch jenkins pipeline to execute an instance of neoload (performance test) on an openshift pod, but i have this error:  
java.lang.ClassNotFoundException: java.lang.reflect.InaccessibleObjectException  
at java.net.URLClassLoader.findClass(URLClassLoader.java:382)  
at java.lang.ClassLoader.loadClass(ClassLoader.java:418)  
at java.lang.ClassLoader.loadClass(ClassLoader.java:351)  
at org.eclipse.jetty.webapp.WebAppClassLoader.loadClass(WebAppClassLoader.java:538)  
at java.lang.ClassLoader.loadClass(ClassLoader.java:351)  
at java.lang.Class.forName0(Native Method)  
at java.lang.Class.forName(Class.java:348)  
at java.io.ObjectInputStream.resolveClass(ObjectInputStream.java:720)  
at hudson.remoting.MultiClassLoaderSerializer$Input.resolveClass(MultiClassLoaderSerializer.java:136)  
at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1925)  
at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1808)  
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2099)  
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1625)  
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:465)  
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:423)  
at hudson.remoting.UserRequest.deserialize(UserRequest.java:289)  
at hudson.remoting.UserResponse.retrieve(UserRequest.java:386)  
at hudson.remoting.Channel.call(Channel.java:1001)

have you an explanation of this error please ?