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3421929 - Some or all users receive HTTP 400 Header too large error


  • Third-party users are getting the error "HTTP 400 Header is too large" periodically.
  • <html>
    <head><title>400 Request Header Or Cookie Too Large</title></head>
    <center><h1>400 Bad Request</h1></center>
    <center>Request Header Or Cookie Too Large</center>



  • SAP BusinessObjects Business Intelligence 4.x
  • Supported Tomcat web application server 


SAP BusinessObjects Business Intelligence platform 4.3


400 bad request, tomcat, DOS attack, maxHttpHeaderSize, HTTP 400 Header too large, error, issue , KBA , BI-BIP-DEP , Webapp Deployment, Networking, Vulnerabilities, Webservices , Problem

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