Bamboo fails to start with NullPointerException at com.thoughtworks.xstream.mapper.ClassAliasingMapper.addClassAlias
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*Except Fisheye and Crucible
Summary
Bamboo fails to start with the below error being present in the $BAMBOO_HOME/atlassian-bamboo.log
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'deploymentsInProgressService' defined in class path resource [applicationContextDeploymentsServices.xml]: Bean instantiation via constructor failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.atlassian.bamboo.deployments.runtime.DeploymentsInProgressServiceImpl]: Constructor threw exception; nested exception is java.lang.NullPointerException
at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:283)
...
at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveReference(BeanDefinitionValueResolver.java:367)
... 57 more
Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.atlassian.bamboo.deployments.runtime.DeploymentsInProgressServiceImpl]: Constructor threw exception; nested exception is java.lang.NullPointerException
at org.springframework.beans.BeanUtils.instantiateClass(BeanUtils.java:182)
at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:117)
at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:276)
... 66 more
Caused by: java.lang.NullPointerException
at com.thoughtworks.xstream.mapper.ClassAliasingMapper.addClassAlias(ClassAliasingMapper.java:37)
at com.thoughtworks.xstream.XStream.alias(XStream.java:1511)
at com.thoughtworks.xstream.XStream.setupAliases(XStream.java:921)
...
at com.thoughtworks.xstream.XStream.<init>(XStream.java:397)
at com.atlassian.bamboo.persister.xstream.CustomizableXStreamFactory$CustomXStream.<init>(CustomizableXStreamFactory.java:213)
at com.atlassian.bamboo.persister.xstream.CustomizableXStreamFactory.createCompactXStream(CustomizableXStreamFactory.java:160)
at com.atlassian.bamboo.deployments.runtime.DeploymentsInProgressServiceImpl.<init>(DeploymentsInProgressServiceImpl.java:42)
...
at org.springframework.beans.BeanUtils.instantiateClass(BeanUtils.java:170)
... 68 moreCause
We've found this occurs with incompatible or incomplete / private JDK builds (e.g. some distributions incorrectly compiled from source). For example:
2019-10-23 07:16:05,963 INFO [localhost-startStop-1] [lifecycle] Starting Bamboo 6.10.3 (build #61008 Fri Sep 27 12:36:01 UTC 2019) using Java 1.8.0_222 from Private Build
Solution
Install a supported version of the JDK. At the time of writing (Bamboo 6.10x), this is JDK 8:
If you're looking for a free distribution of compiled OpenJDK binaries, we endorse Adopt OpenJDK: