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    Thrown to indicate that a method has been passed an illegal or inappropriate argument. Check that you don't have more than one method existing with the same name.

java.lang.IllegalArgumentException: argument type mismatch	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:585)	at com.sun.faces.el.MethodBindingImpl.invoke(MethodBindingImpl.java:146)	at com.icesoft.faces.component.datapaginator.DataPaginator.broadcastToActionListener(DataPaginator.java:183)	at com.icesoft.faces.component.datapaginator.DataPaginator.broadcast(DataPaginator.java:121)	at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:287)	at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:401)	at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:95)	at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:268)	at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:110)	at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(BlockingServlet.java:293)	at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(BlockingServlet.java:281)	at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(BlockingServlet.java:184)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:856)	at com.evermind.server.http.ServletRequestDispatcher.invoke(ServletRequestDispatcher.java:711)	at com.evermind.server.http.ServletRequestDispatcher.forwardInternal(ServletRequestDispatcher.java:368)	at com.evermind.server.http.HttpRequestHandler.doProcessRequest(HttpRequestHandler.java:866)	at com.evermind.server.http.HttpRequestHandler.processRequest(HttpRequestHandler.java:448)	at com.evermind.server.http.HttpRequestHandler.serveOneRequest(HttpRequestHandler.java:216)	at com.evermind.server.http.HttpRequestHandler.run(HttpRequestHandler.java:117)	at com.evermind.server.http.HttpRequestHandler.run(HttpRequestHandler.java:110)	at oracle.oc4j.network.ServerSocketReadHandler$SafeRunnable.run(ServerSocketReadHandler.java:260)	at com.evermind.util.ReleasableResourcePooledExecutor$MyWorker.run(ReleasableResourcePooledExecutor.java:303)	at java.lang.Thread.run(Thread.java:595)