java.lang.NullPointerException

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    • java.lang.NullPointerException at java.io.StringReader.<init>(StringReader.java:50) at com.thoughtworks.xstream.XStream.fromXML(XStream.java:1035) at hudson.plugins.copyartifact.BuildSelectorParameter.getSelectorFromXml(BuildSelectorParameter.java:87) at hudson.plugins.copyartifact.ParameterizedBuildSelector.getBuild(ParameterizedBuildSelector.java:52) at hudson.plugins.copyartifact.CopyArtifact.perform(CopyArtifact.java:354) at org.jenkinsci.plugins.workflow.steps.CoreStep$Execution.run(CoreStep.java:68) at org.jenkinsci.plugins.workflow.steps.CoreStep$Execution.run(CoreStep.java:59) at org.jenkinsci.plugins.workflow.steps.AbstractSynchronousNonBlockingStepExecution$1$1.call(AbstractSynchronousNonBlockingStepExecution.java:49) at hudson.security.ACL.impersonate(ACL.java:213) at org.jenkinsci.plugins.workflow.steps.AbstractSynchronousNonBlockingStepExecution$1.run(AbstractSynchronousNonBlockingStepExecution.java:47) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) at java.util.concurrent.FutureTask.run(FutureTask.java:262) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:745)

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