Because of https://hudson.dev.java.net/issues/show_bug.cgi?id=1541
I need to downgrade from 1.206 to 1.160 (the last version I used), which leads to

Caused by: com.thoughtworks.xstream.converters.ConversionException: Cannot
deserialize object with new readObject()/writeObject() methods
---- Debugging information ----
class : hudson.model.FreeStyleBuild
required-type : java.util.concurrent.CopyOnWriteArrayList
path : /build/actions
line number : 14
class : hudson.model.FreeStyleBuild
required-type : java.util.concurrent.CopyOnWriteArrayList
path : /build/actions
line number : 14
-------------------------------
at
com.thoughtworks.xstream.converters.reflection.SerializableConverter.doUnmarshal(SerializableConverter.java:253)
at
com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.unmarshal(AbstractReflectionConverter.java:121)
at
com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:56)
at
com.thoughtworks.xstream.core.AbstractReferenceUnmarshaller.convert(AbstractReferenceUnmarshaller.java:45)
at
com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:46)
at
hudson.util.RobustReflectionConverter.unmarshallField(RobustReflectionConverter.java:234)
at
hudson.util.RobustReflectionConverter.doUnmarshal(RobustReflectionConverter.java:193)
at
hudson.util.RobustReflectionConverter.unmarshal(RobustReflectionConverter.java:144)
at
com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:56)
at
com.thoughtworks.xstream.core.AbstractReferenceUnmarshaller.convert(AbstractReferenceUnmarshaller.java:45)
at
com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:46)
at
com.thoughtworks.xstream.core.TreeUnmarshaller.start(TreeUnmarshaller.java:117)
at
com.thoughtworks.xstream.core.ReferenceByXPathMarshallingStrategy.unmarshal(ReferenceByXPathMarshallingStrategy.java:29)
at com.thoughtworks.xstream.XStream.unmarshal(XStream.java:832)
at hudson.util.XStream2.unmarshal(XStream2.java:37)
at com.thoughtworks.xstream.XStream.unmarshal(XStream.java:819)
at hudson.XmlFile.unmarshal(XmlFile.java:123)
... 17 more
hudson.util.IOException2: Unable to read
/usr/share/java/workspace/jbossws-hudson-3.0.2.DEV/hudson-home/jobs/Metro-Core-AS-4.2.2/builds/2008-04-10_19-55-09/build.xml
at hudson.XmlFile.unmarshal(XmlFile.java:127)
at hudson.model.Run.<init>(Run.java:171)
at hudson.model.AbstractBuild.<init>(AbstractBuild.java:99)
at hudson.model.Build.<init>(Build.java:42)
at hudson.model.FreeStyleBuild.<init>(FreeStyleBuild.java:15)
at sun.reflect.GeneratedConstructorAccessor8.newInstance(Unknown Source)
at
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)