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java.lang.reflect.InvocationTargetException
java.lang.NullPointerException: parentLoader == null && !nullAllowed	at java.lang.ClassLoader.(ClassLoader.java:210)	at java.lang.ClassLoader.(ClassLoader.java:202)	at java.security.SecureClassLoader.(SecureClassLoader.java:48)	at java.net.URLClassLoader.(URLClassLoader.java:710)	at java.net.URLClassLoader.(URLClassLoader.java:555)	at clojure.lang.DynamicClassLoader.(DynamicClassLoader.java:41)	at clojure.lang.DalvikDynamicClassLoader.(DalvikDynamicClassLoader.java:61)	at java.lang.reflect.Constructor.newInstance(Native Method)	at clojure.main$repl.doInvoke(main.clj:223)	at clojure.lang.RestFn.invoke(RestFn.java:1523)	at clojure.tools.nrepl.middleware.interruptible_eval$evaluate$fn__6832.invoke(interruptible_eval.clj:87)	at clojure.lang.AFn.applyToHelper(AFn.java:152)	at clojure.lang.AFn.applyTo(AFn.java:144)	at clojure.core$apply.invoke(core.clj:630)	at clojure.core$with_bindings_STAR_.doInvoke(core.clj:1864)	at clojure.lang.RestFn.invoke(RestFn.java:425)	at clojure.tools.nrepl.middleware.interruptible_eval$evaluate.invoke(interruptible_eval.clj:85)	at clojure.tools.nrepl.middleware.interruptible_eval$interruptible_eval$fn__6879$fn__6882.invoke(interruptible_eval.clj:222)	at clojure.tools.nrepl.middleware.interruptible_eval$run_next$fn__6874.invoke(interruptible_eval.clj:190)	at clojure.lang.AFn.run(AFn.java:22)	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1113)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:588)	at java.lang.Thread.run(Thread.java:818)