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java.lang.NullPointerException: 	at weblogic.Deployer.main(Deployer.java:411)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:324)	at weblogic.ant.taskdefs.management.WLDeploy.invokeMain(WLDeploy.java:209)	at weblogic.ant.taskdefs.management.WLDeploy.execute(WLDeploy.java:170)	at org.apache.tools.ant.Task.perform(Task.java:341)	at org.apache.commons.jelly.tags.ant.AntTag.doTag(AntTag.java:232)	at org.apache.commons.jelly.impl.TagScript.run(TagScript.java:279)	at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:135)	at org.apache.maven.jelly.tags.werkz.MavenGoalTag.runBodyTag(MavenGoalTag.java:78)	at org.apache.maven.jelly.tags.werkz.MavenGoalTag$MavenGoalAction.performAction(MavenGoalTag.java:99)	at com.werken.werkz.Goal.fire(Goal.java:639)	at com.werken.werkz.Goal.attain(Goal.java:575)	at com.werken.werkz.WerkzProject.attainGoal(WerkzProject.java:193)	at org.apache.maven.plugin.PluginManager.attainGoals(PluginManager.java:531)	at org.apache.maven.MavenSession.attainGoals(MavenSession.java:265)	at org.apache.maven.cli.App.doMain(App.java:466)	at org.apache.maven.cli.App.main(App.java:1117)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:324)	at com.werken.forehead.Forehead.run(Forehead.java:551)	at com.werken.forehead.Forehead.main(Forehead.java:581)