I’ve added JBOSS_HOME both in Linux and Windows. Here is my arquillian.xml http://jboss.org/schema/arquillian/arquillian_1_0.xsd”> In windows tests are running fine but in Linux I’m getting following exception: NullPointerException due to jbossHome variable being null in ManagedDeployableContainer Here is the exception trace: Particularly caused by: So, what I’m interpreting is JBOSS_HOME is not being read properly by Arquillian not sure why. When