Thread[main,5,main] died

[askr askor]

i'm new to storm , i faced problem in worker log file NIOServerCnxn [ERROR]
Thread Thread[main,5,main] died clojure.lang.ArityException: Wrong number
of args (3) passed to: worker$-main     at
clojure.lang.AFn.throwArity(AFn.java:437)     at
clojure.lang.AFn.invoke(AFn.java:47)     at
clojure.lang.AFn.applyToHelper(AFn.java:167)     at
clojure.lang.AFn.applyTo(AFn.java:151)     at
backtype.storm.daemon.worker.main(Unknown Source)  how can i fix it ?