Jenkins错误解决办法:[EnvInject]

问题描述：  在jenkins slave上提交任何一个job都会failed，即使job什么都不执行， 而且此时jenkins node是正常connet的， 没有任何问题，但是一执行job就失败。失败 log的信息如下：

[EnvInject] - Loading node environment variables.ERROR: SEVERE ERROR occursorg.jenkinsci.lib.envinject.EnvInjectException: java.io.InvalidClassException: org.jenkinsci.plugins.envinject.service.EnvironmentVariablesNodeLoader$1; local class incompatible: stream classdesc serialVersionUID = -2630906866550529145, local class serialVersionUID = -2721064306957331564at org.jenkinsci.plugins.envinject.service.EnvironmentVariablesNodeLoader.gatherEnvVarsForNode(EnvironmentVariablesNodeLoader.java:95)at org.jenkinsci.plugins.envinject.EnvInjectListener.loadEnvironmentVariablesNode(EnvInjectListener.java:80)at org.jenkinsci.plugins.envinject.EnvInjectListener.setUpEnvironment(EnvInjectListener.java:43)at hudson.model.AbstractBuild$AbstractBuildExecution.createLauncher(AbstractBuild.java:572)at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:492)at hudson.model.Run.execute(Run.java:1735)at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43)at hudson.model.ResourceController.execute(ResourceController.java:97)at hudson.model.Executor.run(Executor.java:405)Caused by: java.io.InvalidClassException: org.jenkinsci.plugins.envinject.service.EnvironmentVariablesNodeLoader$1; local class incompatible: stream classdesc serialVersionUID = -2630906866550529145, local class serialVersionUID = -2721064306957331564at java.io.ObjectStreamClass.initNonProxy(ObjectStreamClass.java:702)at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1705)at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1600)at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1875)at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1432)at java.io.ObjectInputStream.readObject(ObjectInputStream.java:428)at hudson.remoting.UserRequest.deserialize(UserRequest.java:217)at hudson.remoting.UserRequest.perform(UserRequest.java:131)at hudson.remoting.UserRequest.perform(UserRequest.java:50)at hudson.remoting.Request$2.run(Request.java:332)at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:68)at java.util.concurrent.FutureTask.run(FutureTask.java:277)at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1153)at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)at hudson.remoting.Engine$1$1.run(Engine.java:85)at java.lang.Thread.run(Thread.java:785)at ......remote call to Channel to /9.111.111.21(Native Method)at hudson.remoting.Channel.attachCallSiteStackTrace(Channel.java:1545)at hudson.remoting.UserResponse.retrieve(UserRequest.java:253)at hudson.remoting.Channel.call(Channel.java:830)at hudson.FilePath.act(FilePath.java:1081)at org.jenkinsci.plugins.envinject.service.EnvironmentVariablesNodeLoader.gatherEnvVarsForNode(EnvironmentVariablesNodeLoader.java:64)... 8 moreFinished: FAILURE

原因：

安装jenkins agent需要先安装java 8, 这个失败是因为安装的java 版本有问题。 所以需要确保你的java 8的版本安装没问题。