java.lang.NullPointerException
   at java.util.regex.Matcher.getTextLength(Matcher.java:1234)
   at java.util.regex.Matcher.reset(Matcher.java:308)
   at java.util.regex.Matcher.<init>(Matcher.java:228)
   at java.util.regex.Pattern.matcher(Pattern.java:1088)
   at org.netbeans.modules.j2ee.jboss4.ide.JBStartRunnable$SpacesInPathFix.getRunFileName(JBStartRunnable.java:438)
   at org.netbeans.modules.j2ee.jboss4.ide.JBStartRunnable.getRunFileName(JBStartRunnable.java:328)
   at org.netbeans.modules.j2ee.jboss4.ide.JBStartRunnable.createProcessDescriptor(JBStartRunnable.java:315)
   at org.netbeans.modules.j2ee.jboss4.ide.JBStartRunnable.createProcess(JBStartRunnable.java:347)
   at org.netbeans.modules.j2ee.jboss4.ide.JBStartRunnable.run(JBStartRunnable.java:145)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1432)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2044)