Hi, I am getting this when I trigger code completion with JavaSideKick. Can anyone help?

I installed JavaSideKick via Plugin Manager and have configured the classpath for the project.

Thanks.

java.lang.NullPointerException
at sidekick.java.util.Locator.getClasses(Locator.java:357)
at sidekick.java.util.Locator.getProjectClasses(Locator.java:299)
at sidekick.java.JavaCompletionFinder.getPossibleQualifiedCompletions(JavaCompletionFinder.java:230)
at sidekick.java.JavaCompletionFinder.getPossibleCompletions(JavaCompletionFinder.java:169)
at sidekick.java.JavaCompletionFinder.complete(JavaCompletionFinder.java:68)
at sidekick.java.JavaParser.complete(JavaParser.java:640)
at sidekick.SideKickActions.complete(SideKickActions.java:114)
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:597)
at org.gjt.sp.jedit.bsh.Reflect.invokeMethod(Reflect.java:134)
at org.gjt.sp.jedit.bsh.Reflect.invokeStaticMethod(Reflect.java:98)
at org.gjt.sp.jedit.bsh.Name.invokeMethod(Name.java:871)
at org.gjt.sp.jedit.bsh.BSHMethodInvocation.eval(BSHMethodInvocation.java:75)
at org.gjt.sp.jedit.bsh.BSHPrimaryExpression.eval(BSHPrimaryExpression.java:102)
at org.gjt.sp.jedit.bsh.BSHPrimaryExpression.eval(BSHPrimaryExpression.java:47)
at org.gjt.sp.jedit.bsh.BSHBlock.evalBlock(BSHBlock.java:130)
at org.gjt.sp.jedit.bsh.BSHBlock.eval(BSHBlock.java:80)
at org.gjt.sp.jedit.bsh.BshMethod.invokeImpl(BshMethod.java:362)
at org.gjt.sp.jedit.bsh.BshMethod.invoke(BshMethod.java:258