Submitting map/reduce job from inside JBoss Fuse throws java.lang.NullPointerException at org.apache.hadoop.conf.Configuration.getLocalPath(Configuration.java:942)

Issue

When submitting a map/reduce job via Fuse ESB I am getting the following error:

java.lang.NullPointerException
at org.apache.hadoop.conf.Configuration.getLocalPath(Configuration.java:942)
at org.apache.hadoop.mapred.JobConf.getLocalPath(JobConf.java:455)
at org.apache.hadoop.mapred.LocalJobRunner$Job.<init>(LocalJobRunner.java:114)
at org.apache.hadoop.mapred.LocalJobRunner.submitJob(LocalJobRunner.java:437)
at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:983)
at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:912)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:396)
at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1063)