HTTP Status 500 – Internal Server Error

Type Exception Report

Message An exception occurred processing [product/koubei/tools/inquiry_brand.jsp] at line [12]

Description The server encountered an unexpected condition that prevented it from fulfilling the request.

Exception

org.apache.jasper.JasperException: An exception occurred processing [product/koubei/tools/inquiry_brand.jsp] at line [12]

9: 	List<Map> brandList=null;
10: 	//品牌
11: 	Map cc = (Map) application.getAttribute("brandLetterList2021");
12:     brandList=(List)(cc.get(catalog));
13: 	if(brandList==null){ brandList=(List)(cc.get("000"));}
14: 	if(catalog.equals("000")){catalog="0";}
15: 	if(brandList!=null&&brandList.size()>0){


Stacktrace:
	org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:610)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:499)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:379)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:327)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:764)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:738)
	com.jerehnet.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:121)

Root Cause

java.lang.NullPointerException
	org.apache.jsp.product.koubei.tools.inquiry_005fbrand_jsp._jspService(inquiry_005fbrand_jsp.java:140)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:764)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:466)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:379)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:327)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:764)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:738)
	com.jerehnet.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:121)

Note The full stack trace of the root cause is available in the server logs.

Apache Tomcat/9.0.62