Web应用程序工作正常，但是当我在两周后运行它时，它给了我一个错误。我没有使用它使用Hibernet spring mvc和maven构建的servlet
以下是错误： -
JBWEB000065: HTTP Status 500 - javax.el.ELException: JBWEB006003: Cannot convert **Nov** of type class java.lang.String to class java.lang.Long
JBWEB000309: type JBWEB000066: Exception report
JBWEB000068: message javax.el.ELException: JBWEB006003: Cannot convert Nov of type class java.lang.String to class java.lang.Long
JBWEB000069: description JBWEB000145: The server encountered an internal error that prevented it from fulfilling this request.
JBWEB000070: exception
org.apache.jasper.JasperException: javax.el.ELException: JBWEB006003: Cannot convert Nov of type class java.lang.String to class java.lang.Long
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:409)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:309)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:242)
javax.servlet.http.HttpServlet.service(HttpServlet.java:847)
org.springframework.web.servlet.view.InternalResourceView.renderMergedOutputModel(InternalResourceView.java:238)
org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:262)
org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1180)
org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:950)
org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:852)
org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:882)
org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:778)
javax.servlet.http.HttpServlet.service(HttpServlet.java:734)
javax.servlet.http.HttpServlet.service(HttpServlet.java:847)
JBWEB000071: root cause
javax.el.ELException: JBWEB006003: Cannot convert Nov of type class java.lang.String to class java.lang.Long
org.apache.el.lang.ELSupport.coerceToNumber(ELSupport.java:298)
org.apache.el.lang.ELSupport.coerceToNumber(ELSupport.java:278)
org.apache.el.lang.ELSupport.equals(ELSupport.java:143)
org.apache.el.parser.AstEqual.getValue(AstEqual.java:40)
org.apache.el.parser.AstChoice.getValue(AstChoice.java:45)
org.apache.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:189)
org.apache.jasper.runtime.PageContextImpl.proprietaryEvaluate(PageContextImpl.java:898)
org.apache.jsp.WEB_002dINF.jsp.welcome_jsp._jspx_meth_jstl_005fforEach_005f0(welcome_jsp.java:259)
org.apache.jsp.WEB_002dINF.jsp.welcome_jsp._jspx_meth_jstl_005fif_005f0(welcome_jsp.java:199)
org.apache.jsp.WEB_002dINF.jsp.welcome_jsp._jspx_meth_spring_005fform_005f0(welcome_jsp.java:138)
org.apache.jsp.WEB_002dINF.jsp.welcome_jsp._jspService(welcome_jsp.java:79)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:69)
javax.servlet.http.HttpServlet.service(HttpServlet.java:847)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:365)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:309)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:242)
javax.servlet.http.HttpServlet.service(HttpServlet.java:847)
org.springframework.web.servlet.view.InternalResourceView.renderMergedOutputModel(InternalResourceView.java:238)
org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:262)
org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1180)
org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:950)
org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:852)
org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:882)
org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:778)
javax.servlet.http.HttpServlet.service(HttpServlet.java:734)
javax.servlet.http.HttpServlet.service(HttpServlet.java:847)
JBWEB000072: note JBWEB000073: The full stack trace of the root cause is available in the JBoss Web/7.5.7.Final-redhat-1 logs.
JBoss Web/7.5.7.Final-redhat-1
似乎第一行中的nov是从数据库中选取的