hudson.util.IOException2: Unable to read <PATH_TO_JOB>\config.xml

There are no available Samebug tips for this exception. Do you have an idea how to solve this issue? A short tip would help users who saw this issue last week.

  • After upgrading to 2.7 from 2.6.1, I noticed that several of my jobs were not showing up in my Jenkins dashboard. Looking at jenkins.err.log shows this: SEVERE: Failed Loading job <JOBNAME> hudson.util.IOException2: Unable to read <PATH_TO_JOB>\config.xml at hudson.XmlFile.read(XmlFile.java:137) at hudson.model.Items.load(Items.java:114) at jenkins.model.Jenkins$14.run(Jenkins.java:2357) at org.jvnet.hudson.reactor.TaskGraphBuilder$TaskImpl.run(TaskGraphBuilder.java:146) at org.jvnet.hudson.reactor.Reactor.runTask(Reactor.java:259) at jenkins.model.Jenkins$5.runTask(Jenkins.java:798) at org.jvnet.hudson.reactor.Reactor$2.run(Reactor.java:187) at org.jvnet.hudson.reactor.Reactor$Node.run(Reactor.java:94) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) Caused by: com.thoughtworks.xstream.converters.ConversionException: null : null ---- Debugging information ---- cause-exception : java.lang.NullPointerException cause-message : null class : hudson.model.FreeStyleProject required-type : com.michelin.cio.hudson.plugins.maskpasswords.MaskPasswordsBuildWrapper path : /project/buildWrappers/com.michelin.cio.hudson.plugins.maskpasswords.MaskPasswordsBuildWrapper line number : 175 ------------------------------- at com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:89) at com.thoughtworks.xstream.core.AbstractReferenceUnmarshaller.convert(AbstractReferenceUnmarshaller.java:63) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:76) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:60) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.readItem(AbstractCollectionConverter.java:71) at hudson.util.CopyOnWriteList$ConverterImpl.unmarshal(CopyOnWriteList.java:193) at hudson.util.DescribableList$ConverterImpl.unmarshal(DescribableList.java:245) at com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:82) at com.thoughtworks.xstream.core.AbstractReferenceUnmarshaller.convert(AbstractReferenceUnmarshaller.java:63) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:76) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:60) at hudson.util.RobustReflectionConverter.unmarshalField(RobustReflectionConverter.java:290) at hudson.util.RobustReflectionConverter.doUnmarshal(RobustReflectionConverter.java:233) at hudson.util.RobustReflectionConverter.unmarshal(RobustReflectionConverter.java:180) at com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:82) at com.thoughtworks.xstream.core.AbstractReferenceUnmarshaller.convert(AbstractReferenceUnmarshaller.java:63) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:76) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:60) at com.thoughtworks.xstream.core.TreeUnmarshaller.start(TreeUnmarshaller.java:137) at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.unmarshal(AbstractTreeMarshallingStrategy.java:33) at com.thoughtworks.xstream.XStream.unmarshal(XStream.java:926) at hudson.util.XStream2.unmarshal(XStream2.java:91) at com.thoughtworks.xstream.XStream.unmarshal(XStream.java:912) at com.thoughtworks.xstream.XStream.fromXML(XStream.java:864) at hudson.XmlFile.read(XmlFile.java:133) ... 10 more Caused by: java.lang.NullPointerException at com.michelin.cio.hudson.plugins.maskpasswords.MaskPasswordsConfig.getGlobalVarPasswordPairs(MaskPasswordsConfig.java:140) at com.michelin.cio.hudson.plugins.maskpasswords.MaskPasswordsBuildWrapper.<init>(MaskPasswordsBuildWrapper.java:77) at com.michelin.cio.hudson.plugins.maskpasswords.MaskPasswordsBuildWrapper$ConverterImpl.unmarshal(MaskPasswordsBuildWrapper.java:336) at hudson.util.XStream2$AssociatedConverterImpl.unmarshal(XStream2.java:293) at com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:82) ... 34 more 27/10/2011 1:39:51 PM jenkins.model.Jenkins$6 onTaskFailed The jobs that failed to load were the ones that had specified passwords. I tried to add a new password to the global Jenkins configuration, but the change did not save after I hit submit. Reverting to 2.6.1 "fixes" the problem.
    via by Capn Keelhauler,
  • After upgrading to 2.7 from 2.6.1, I noticed that several of my jobs were not showing up in my Jenkins dashboard. Looking at jenkins.err.log shows this: SEVERE: Failed Loading job <JOBNAME> hudson.util.IOException2: Unable to read <PATH_TO_JOB>\config.xml at hudson.XmlFile.read(XmlFile.java:137) at hudson.model.Items.load(Items.java:114) at jenkins.model.Jenkins$14.run(Jenkins.java:2357) at org.jvnet.hudson.reactor.TaskGraphBuilder$TaskImpl.run(TaskGraphBuilder.java:146) at org.jvnet.hudson.reactor.Reactor.runTask(Reactor.java:259) at jenkins.model.Jenkins$5.runTask(Jenkins.java:798) at org.jvnet.hudson.reactor.Reactor$2.run(Reactor.java:187) at org.jvnet.hudson.reactor.Reactor$Node.run(Reactor.java:94) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) Caused by: com.thoughtworks.xstream.converters.ConversionException: null : null ---- Debugging information ---- cause-exception : java.lang.NullPointerException cause-message : null class : hudson.model.FreeStyleProject required-type : com.michelin.cio.hudson.plugins.maskpasswords.MaskPasswordsBuildWrapper path : /project/buildWrappers/com.michelin.cio.hudson.plugins.maskpasswords.MaskPasswordsBuildWrapper line number : 175 ------------------------------- at com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:89) at com.thoughtworks.xstream.core.AbstractReferenceUnmarshaller.convert(AbstractReferenceUnmarshaller.java:63) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:76) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:60) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.readItem(AbstractCollectionConverter.java:71) at hudson.util.CopyOnWriteList$ConverterImpl.unmarshal(CopyOnWriteList.java:193) at hudson.util.DescribableList$ConverterImpl.unmarshal(DescribableList.java:245) at com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:82) at com.thoughtworks.xstream.core.AbstractReferenceUnmarshaller.convert(AbstractReferenceUnmarshaller.java:63) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:76) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:60) at hudson.util.RobustReflectionConverter.unmarshalField(RobustReflectionConverter.java:290) at hudson.util.RobustReflectionConverter.doUnmarshal(RobustReflectionConverter.java:233) at hudson.util.RobustReflectionConverter.unmarshal(RobustReflectionConverter.java:180) at com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:82) at com.thoughtworks.xstream.core.AbstractReferenceUnmarshaller.convert(AbstractReferenceUnmarshaller.java:63) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:76) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:60) at com.thoughtworks.xstream.core.TreeUnmarshaller.start(TreeUnmarshaller.java:137) at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.unmarshal(AbstractTreeMarshallingStrategy.java:33) at com.thoughtworks.xstream.XStream.unmarshal(XStream.java:926) at hudson.util.XStream2.unmarshal(XStream2.java:91) at com.thoughtworks.xstream.XStream.unmarshal(XStream.java:912) at com.thoughtworks.xstream.XStream.fromXML(XStream.java:864) at hudson.XmlFile.read(XmlFile.java:133) ... 10 more Caused by: java.lang.NullPointerException at com.michelin.cio.hudson.plugins.maskpasswords.MaskPasswordsConfig.getGlobalVarPasswordPairs(MaskPasswordsConfig.java:140) at com.michelin.cio.hudson.plugins.maskpasswords.MaskPasswordsBuildWrapper.<init>(MaskPasswordsBuildWrapper.java:77) at com.michelin.cio.hudson.plugins.maskpasswords.MaskPasswordsBuildWrapper$ConverterImpl.unmarshal(MaskPasswordsBuildWrapper.java:336) at hudson.util.XStream2$AssociatedConverterImpl.unmarshal(XStream2.java:293) at com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:82) ... 34 more 27/10/2011 1:39:51 PM jenkins.model.Jenkins$6 onTaskFailed The jobs that failed to load were the ones that had specified passwords. I tried to add a new password to the global Jenkins configuration, but the change did not save after I hit submit. Reverting to 2.6.1 "fixes" the problem.
    via by Capn Keelhauler,
    • hudson.util.IOException2: Unable to read <PATH_TO_JOB>\config.xml at hudson.XmlFile.read(XmlFile.java:137) at hudson.model.Items.load(Items.java:114) at jenkins.model.Jenkins$14.run(Jenkins.java:2357) at org.jvnet.hudson.reactor.TaskGraphBuilder$TaskImpl.run(TaskGraphBuilder.java:146) at org.jvnet.hudson.reactor.Reactor.runTask(Reactor.java:259) at jenkins.model.Jenkins$5.runTask(Jenkins.java:798) at org.jvnet.hudson.reactor.Reactor$2.run(Reactor.java:187) at org.jvnet.hudson.reactor.Reactor$Node.run(Reactor.java:94) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) Caused by: com.thoughtworks.xstream.converters.ConversionException: null : null ---- Debugging information ---- cause-exception : java.lang.NullPointerException cause-message : null class : hudson.model.FreeStyleProject required-type : com.michelin.cio.hudson.plugins.maskpasswords.MaskPasswordsBuildWrapper path : /project/buildWrappers/com.michelin.cio.hudson.plugins.maskpasswords.MaskPasswordsBuildWrapper line number : 175 ------------------------------- at com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:89) at com.thoughtworks.xstream.core.AbstractReferenceUnmarshaller.convert(AbstractReferenceUnmarshaller.java:63) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:76) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:60) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.readItem(AbstractCollectionConverter.java:71) at hudson.util.CopyOnWriteList$ConverterImpl.unmarshal(CopyOnWriteList.java:193) at hudson.util.DescribableList$ConverterImpl.unmarshal(DescribableList.java:245) at com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:82) at com.thoughtworks.xstream.core.AbstractReferenceUnmarshaller.convert(AbstractReferenceUnmarshaller.java:63) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:76) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:60) at hudson.util.RobustReflectionConverter.unmarshalField(RobustReflectionConverter.java:290) at hudson.util.RobustReflectionConverter.doUnmarshal(RobustReflectionConverter.java:233) at hudson.util.RobustReflectionConverter.unmarshal(RobustReflectionConverter.java:180) at com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:82) at com.thoughtworks.xstream.core.AbstractReferenceUnmarshaller.convert(AbstractReferenceUnmarshaller.java:63) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:76) at com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:60) at com.thoughtworks.xstream.core.TreeUnmarshaller.start(TreeUnmarshaller.java:137) at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.unmarshal(AbstractTreeMarshallingStrategy.java:33) at com.thoughtworks.xstream.XStream.unmarshal(XStream.java:926) at hudson.util.XStream2.unmarshal(XStream2.java:91) at com.thoughtworks.xstream.XStream.unmarshal(XStream.java:912) at com.thoughtworks.xstream.XStream.fromXML(XStream.java:864) at hudson.XmlFile.read(XmlFile.java:133) ... 10 more Caused by: java.lang.NullPointerException at com.michelin.cio.hudson.plugins.maskpasswords.MaskPasswordsConfig.getGlobalVarPasswordPairs(MaskPasswordsConfig.java:140) at com.michelin.cio.hudson.plugins.maskpasswords.MaskPasswordsBuildWrapper.<init>(MaskPasswordsBuildWrapper.java:77) at com.michelin.cio.hudson.plugins.maskpasswords.MaskPasswordsBuildWrapper$ConverterImpl.unmarshal(MaskPasswordsBuildWrapper.java:336) at hudson.util.XStream2$AssociatedConverterImpl.unmarshal(XStream2.java:293) at com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:82) ... 34 more
    No Bugmate found.