Hi, got maven to work over proxy, but still facing a strange problem:
$ mvn docbook:transform
[INFO] Scanning for projects…
[INFO] Searching repository for plugin with prefix: ‘docbook’.
[INFO] ------------------------------------------------------------------------
[INFO] Building DHIS2 Documentation system
[INFO] task-segment: [docbook:transform]
[INFO] ------------------------------------------------------------------------
[INFO] [docbook:transform]
[INFO] ------------------------------------------------------------------------
[ERROR] FATAL ERROR
[INFO] ------------------------------------------------------------------------
[INFO] null
[INFO] ------------------------------------------------------------------------
[INFO] Trace
java.lang.NullPointerException
at java.util.Hashtable.put(Hashtable.java:394)
at java.util.Properties.setProperty(Properties.java:143)
at java.lang.System.setProperty(System.java:731)
at org.codehaus.mojo.docbook.TransformMojo.execute(TransformMojo.java:130)
at org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:483)
at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:678)
at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeStandaloneGoal(DefaultLifecycleExecutor.java:553)
at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:523)