Alguém sabe o pq desse erro tentei mexer no javabeans mas não consegui fazer funcionar sou novo mexendo com java se alguem puder me indicar um livro ou oalgum tutorial agradeço.
Obrigado
HTTP Status 500 -
type Exception report
message
description The server encountered an internal error () that prevented it from fulfilling this request.
exception
javax.servlet.ServletException: Exception accessing property logado for bean login: java.lang.NoClassDefFoundError: org/apache/commons/beanutils/PropertyUtils
org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:848)
org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:781)
org.apache.jsp.index_jsp._jspService(org.apache.jsp.index_jsp:100)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:322)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:291)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
root cause
javax.servlet.jsp.JspException: Exception accessing property logado for bean login: java.lang.NoClassDefFoundError: org/apache/commons/beanutils/PropertyUtils
org.apache.struts.taglib.logic.CompareTagBase.condition(CompareTagBase.java:196)
org.apache.struts.taglib.logic.NotEqualTag.condition(NotEqualTag.java:48)
org.apache.struts.taglib.logic.ConditionalTagBase.doStartTag(ConditionalTagBase.java:176)
org.apache.jsp.index_jsp._jspx_meth_logic_notEqual_0(org.apache.jsp.index_jsp:118)
org.apache.jsp.index_jsp._jspService(org.apache.jsp.index_jsp:83)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:322)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:291)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)