SAP Knowledge Base Article - Preview

2388805 - Portal runtime error on logon page after system upgrade due to authschemes.xml file computation issue


  • After system upgrade and logging on Portal, you are getting a Portal runtime error with an Exception ID instead of normal Portal logon page.
  • From defaulttrace you can see below error corresponding to specific exception ID:
    #Error#com.sapportals.portal.prt.service.authenticationservice.AuthenticationService#[HTTP Worker [@707575056],5,Dedicated_Application_Thread]#Plain##
    An error occured during authscheme computation.[HTTP Worker [@707575056],5,Dedicated_Application_Thread]#Plain##
    <Exception ID> An error occurred in iView: N/A in component: N/A#



  • NetWeaver Application Server Java
  • Enterprise Portal


SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5 ; SAP enhancement package 1 for SAP NetWeaver 7.3


authschemes.xml, portal runtime error, portal logon page, portal upgrade, custom logon screen , KBA , EP-PIN-PRT , Portal Runtime , Problem

About this page

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

Search for additional results

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