HTTP状态 500 - 内部服务器错误

类型 异常报告

消息 java.lang.NullPointerException

描述 服务器遇到一个意外的情况，阻止它完成请求。

例外情况

org.apache.jasper.JasperException: java.lang.NullPointerException
org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:582)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:498)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:383)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:331)
javax.servlet.http.HttpServlet.service(HttpServlet.java:583)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51)
org.tuckey.web.filters.urlrewrite.RuleChain.handleRewrite(RuleChain.java:176)
org.tuckey.web.filters.urlrewrite.RuleChain.doRules(RuleChain.java:145)
org.tuckey.web.filters.urlrewrite.UrlRewriter.processRequest(UrlRewriter.java:92)
org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:394)

根本原因。

java.lang.NullPointerException
org.apache.jsp.openbid.print_002dkbjlb3_jsp._jspService(print_002dkbjlb3_jsp.java:142)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
javax.servlet.http.HttpServlet.service(HttpServlet.java:583)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:465)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:383)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:331)
javax.servlet.http.HttpServlet.service(HttpServlet.java:583)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51)
org.tuckey.web.filters.urlrewrite.RuleChain.handleRewrite(RuleChain.java:176)
org.tuckey.web.filters.urlrewrite.RuleChain.doRules(RuleChain.java:145)
org.tuckey.web.filters.urlrewrite.UrlRewriter.processRequest(UrlRewriter.java:92)
org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:394)

):注意 主要问题的全部 stack 信息可以在 server logs 里查看

Apache Tomcat/8.5.96