I'd like my getters and setters on the form use Vectors instead of string arrays.  Can this be accomplished?  When I tried I got the following exception:
 

Error: 500

Location: /csr/admin/seq_participant.do

Internal Servlet Error:
javax.servlet.ServletException: BeanUtils.populate
	at org.apache.struts.util.RequestUtils.populate(RequestUtils.java, Compiled Code)
	at org.apache.struts.action.ActionServlet.processPopulate(ActionServlet.java:1910)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1521)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:509)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:760)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
	at org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:404)
	at org.apache.tomcat.core.Handler.service(Handler.java:286)
	at org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:372)
	at org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:797)
	at org.apache.tomcat.core.ContextManager.service(ContextManager.java:743)
	at org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpConnectionHandler.java:210)
	at org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java, Compiled Code)
	at org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java, Compiled Code)
	at java.lang.Thread.run(Thread.java:479)

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