SAP Knowledge Base Article - Preview

2450592 - "Failed to read URL prefix info" (/sap/public/icf_info/icr_urlprefix) shown on trace file


  • One of the back-end systems for the SAP Web Dispatcher contains a Logon Group with a special character, such as “&”.
    For instance: “test&purposes”
  • Executing "sapwebdisp pf=<path to profile> -checkconfig" raises the following errors:

Checking SAP Web Dispatcher Configuration
Retrieving url info with HTTP from server <Instance host of Backend system>:< HTTP port>...OK

ERROR in url info from server location: /sap/public/icf_info/icr_urlprefix

Check ended with 1 errors, 0 warnings

  • In the SAP Web Dispatcher trace file the following messages appear:

[Thr 5456] IcrIHandleHTTPClientRequest: dest='<Instance host of Backend system>:< HTTP port>' URL='/sap/public/icf_info/icr_urlprefix' -> 0
[Thr 5456] ICT: parse path table version= '1.0'
[Thr 5456] ICT: parse path table entry 0: 'PREFIX'='/sap/bc/path1/path2/'
[Thr 5456] ICT: parse path table entry 0: 'CASE'=''
[Thr 5456] ICT: parse path table entry 0: 'GROUP'='test'
[Thr 5456] ICT: parse path table entry 0: 'purposes'='VHOST=*:*;'
[Thr 5456] *** ERROR => ICT: syntax error in text description (line=2). [ictxxptab.c  787]
[Thr 5456] ICT: IctUpdatePathTableFromTextDescription() -> 29
[Thr 5456] *** ERROR => IcrIRequestInfoFromAppserver, system <nr>: IctUpdatePathTableFromTextDescription() failed: Syntax error(29) [icrxx.c      3749]
[Thr 5456] *** WARNING => Failed to read URL prefix info for system <nr> (ABAP,HTTP): Internal ICM error(-1) [icrxx.c      3764]



SAP NetWeaver system


SAP NetWeaver all versions


checkconfig, icr_urlprefix, Syntax error, URL prefix, URL map file, url info, ICT, IcrIRequestInfoFromAppserver, IctUpdatePathTableFromTextDescription , KBA , BC-CST-WDP , Web Dispatcher , 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.