SAP Knowledge Base Article - Preview

2244813 - 400 Session Not Found - Request refers to an unknown session

Symptom

You are trying to open a web application and you see the below exception:

Failed to process the request: Request refers to an unknown session

SessionError.PNG


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Environment

  • SAP Netweaver Application Server Java
     
  • Enterprise Portal

Product

SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5 ; SAP NetWeaver Application Server for Java 7.1 ; SAP NetWeaver Application Server for Java 7.2 ; SAP enhancement package 1 for SAP NetWeaver 7.3 ; SAP enhancement package 1 for SAP NetWeaver Application Server for Java 7.1

Keywords

cookie_config, session_config, blank, vanished, session, cookie, invalidation, security, servlet, jsp, JSESSIONID, JSESSIONMARKID, saplb, HTTPSProtection, Secure, , KBA , BC-JAS-WEB , Web Container, HTTP, JavaMail, Servlets , Problem

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