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2620715 - 503 Service not available error due to ICMERUNLEVELSTOPPED


503 Service not available error returns in browser directly, when access any URLs for the specific target back-end system via SAP Web Dispatcher. In the level 2 trace file (dev_webdisp), the following can be seen:

[Thr 9256] PlugInStopConn: role: Server(1), error: Tenant runlevel stopped(-54), write_err: 1
[Thr 9256] PlugInStopConn: write error response
[Thr 9256] HttpPlugInWriteErrorText: check for error templates in "C:\usr\sap\<SID>\<instance>\data\icmandir/error_templ"
[Thr 9256] HttpPlugInWriteErrorText: return static error for "Tenant runlevel stopped" (-54)
[Thr 9256] Mon Mar 19 12:50:27:982 2018
[Thr 9256] HttpPlugInWriteErrorText: templ_path: C:\usr\sap\<SID>\<instance>\data\icmandir/error_templ, err_idx: -1
[Thr 9256] ICT: IctIHttpOpenMessage: 183be59f720 typ=2
[Thr 9256] HttpParseResponseHeader: no transfer-encoding set
[Thr 9256] HttpParseResponseHeader: Version: 1000
[Thr 9256] HttpParseResponseHeader: Keep-Alive: 0
[Thr 9256] HTTP response (raw) [0/156/1]:
[Thr 9256] HTTP/1.0 503 Service Unavailable
[Thr 9256] date: Mon, 19 Mar 2018 04:50:27 GMT
[Thr 9256] pragma: no-cache
[Thr 9256] connection: close
[Thr 9256] content-length: 9709
[Thr 9256] content-type: text/html
[Thr 9256] x-sap-icm-err-id: ICMERUNLEVELSTOPPED



  • SAP Web Dispatcher as of kernel release 745
  • Operating system independent
  • Database independent
  • SAP NetWeaver
  • SAP Web Application Server for SAP S/4HANA
  • ABAP Platform


ABAP platform all versions ; SAP NetWeaver all versions ; SAP Web Application Server for SAP S/4HANA all versions


503 Service not available,  SAP Web Dispatcher, dev_webdisp, Tenant runlevel stopped(-54), HTTP/1.0 503 Service Unavailable, x-sap-icm-err-id: ICMERUNLEVELSTOPPED, wdisp/system, RUNLEVEL, icm/internal_request_criteria, wdisp/auto_refresh, Running, Stopped, /sap/public/icman/ping, /sap/public/icf_info/icr_groups?version=2.2, SSL_ENCRYPT, CONFIG_PROTOCOL, wdisp/group_info_protocol, checkconfig, ERROR: unexpected OK code: 302, icm/HTTP/redirect_X, ERROR: unexpected OK code: 403, /sap/public/icf_info/icr_urlprefix, SICF , KBA , BC-CST-WDP , Web Dispatcher , BC-CST-IC , Internet Communication Manager , Problem

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