SAP Knowledge Base Article - Preview

2253098 - Unable to connect to TOMCAT after upgrade


  • After upgrading Web Tier or BI 4.1, Tomcat is not functioning properly. Unable to launch any webapps, not even the Tomcat homepage.
  • Below errors are found in Tomcat logs stderr file:
    SEVERE: Error reading request, ignored
    java.lang.NoClassDefFoundError: org/apache/tomcat/util/http/parser/ParseException
    Caused by: java.lang.ClassNotFoundException: org.apache.tomcat.util.http.parser.ParseException at$ (



  • SAP BusinessObjects Business Intelligence Platform (BI) 4.1
  • All supported WINDOWS server
  • Tomcat


SAP BusinessObjects Business Intelligence platform 4.1


Cannot, display, crash, hang, jar, library, jvm, jre, classnotfoundexception, bootstrap, tomcat-coyote.jar, lib, fail , KBA , BI-BIP-INS , Installation, Updates, Upgrade, Patching , BI-BIP-DEP , Webapp Deployment, Networking, Vulnerabilities, Webservices , Problem

About this page

This is a preview of a SAP Knowledge Base Article. Click more to access the full version on SAP for Me (Login required).

Search for additional results

Visit SAP Support Portal's SAP Notes and KBA Search.