qq_32835043 2016-06-22 01:23 采纳率: 0%
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怎么解决呀,求好心人帮忙

org.apache.jasper.JasperException: An exception occurred processing JSP page /list.jsp at line 79

76: /c:if
77: /c:otherwise
78: /c:choose
79:
80:
81:
82: [${i}]
Stacktrace:
org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:568)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:470)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:390)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:334)
javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
cn.itcast.servlet.BaseServlet.service(BaseServlet.java:54)
javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
root cause

javax.el.ELException: Cannot convert PageBean.tp - 9 of type class java.lang.String to class java.lang.Integer
org.apache.el.lang.ELSupport.coerceToNumber(ELSupport.java:312)
org.apache.el.lang.ELSupport.coerceToNumber(ELSupport.java:283)
org.apache.el.lang.ELSupport.coerceToType(ELSupport.java:396)
org.apache.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:187)
org.apache.jasper.runtime.PageContextImpl.proprietaryEvaluate(PageContextImpl.java:1026)
org.apache.jsp.list_jsp._jspx_meth_c_005fforEach_005f1(list_jsp.java:724)
org.apache.jsp.list_jsp._jspService(list_jsp.java:145)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:432)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:390)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:334)
javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
cn.itcast.servlet.BaseServlet.service(BaseServlet.java:54)
javax.servlet.http.HttpServlet.service(HttpServlet.java:728)

  • 写回答

2条回答 默认 最新

  • Bug开发攻城狮 2016-06-22 01:25
    关注

    类型转换错误啊
    javax.el.ELException: Cannot convert PageBean.tp - 9 of type class java.lang.String to class java.lang.Integer

    Integer.valueOf("9")

    评论

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