Safe to say walmart uses …. Spring, Tomcat and …
https://www.walmart.com/subflow/YourAccountLoginContext/###/sub_generic_login/loginModule.do?prefix=/site_login&page=/ProcessLogin.do
type Exception report
message
description The server encountered an internal error () that prevented it from fulfilling this request.
exception
com.wm.weblib.sys.UserSessionExpiredException: WebFlowMap is missing in session. com.wm.weblib.webflow.Subflow2005Servlet.service(Subflow2005Servlet.java:140) javax.servlet.http.HttpServlet.service(HttpServlet.java:803) com.wm.weblib.util.ResourceExpositionFilter.doFilter(ResourceExpositionFilter.java:52) com.wm.weblib.pa.response.ResponseMinificationFilter.doFilter(ResponseMinificationFilter.java:47) com.wm.weblib.pa.response.ResponseCacheFilter.doFilter(ResponseCacheFilter.java:69) com.wm.www.apps.pharmacy.action.ServicesAccessFilter.doFilter(ServicesAccessFilter.java:130) com.wm.www.apps.swap.util.CustomerDataCookieFilter.doFilter(CustomerDataCookieFilter.java:69) org.apache.tomcat.filters.WMReflectorFilter.doFilter(WMReflectorFilter.java:79) com.wm.www.handler.csb.ContinueShoppingButtonFilter.doFilter(ContinueShoppingButtonFilter.java:73) com.wm.www.ppc.util.PPCFilter.doFilterInternal(PPCFilter.java:119) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76) org.owasp.stinger.StingerFilter.doFilter(Unknown Source) com.wm.weblib.util.RedirectForwardIncludeLoggingFilter.doFilter(RedirectForwardIncludeLoggingFilter.java:57) org.apache.tomcat.filters.WMReportingFilter.doFilter(WMReportingFilter.java:78) com.wm.weblib.util.NextProductToBuyFilter.doFilter(NextProductToBuyFilter.java:70) com.wm.weblib.natsearch.NaturalSearchFilter.doFilter(NaturalSearchFilter.java:85) com.wm.weblib.util.BrowserPreference$Filter.doFilter(BrowserPreference.java:645) com.wm.weblib.util.BrowserPreferenceFilter.doFilter(BrowserPreferenceFilter.java:8) com.wm.weblib.sys.XFilter.doFilter(XFilter.java:50) com.wm.weblib.psl.SessionFilter.doFilter(SessionFilter.java:87) com.wm.weblib.cookies.AbstractCookieFilter.doFilter(AbstractCookieFilter.java:179) com.wm.weblib.cookies.AbstractCookieFilter.doFilter(AbstractCookieFilter.java:179) org.apache.tomcat.filters.URIRedirectFilter.doFilter(URIRedirectFilter.java:100) com.wm.weblib.util.RequestEnvironmentFilter.doFilter(RequestEnvironmentFilter.java:25) com.wm.weblib.gs.GracefulShutdownFilter.doFilter(GracefulShutdownFilter.java:80) org.apache.tomcat.filters.WMTimerFilter.doFilter(WMTimerFilter.java:103)
note The full stack trace of the root cause is available in the Apache Tomcat/5.5.23 logs.