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2831557 - My Inbox substitute user search failed - System error

Symptom

  • Substitute user search terminated with System error. For more information, check the details or contact your system administrator. error message in My inbox Fiori application.

suberror.png

AND

  • the following dump has occurred in backend system: 
Category     ABAP programming error
Runtime      Errors UNCAUGHT_EXCEPTION
Except.      CX_BADI_MULTIPLY_IMPLEMENTED
ABAP Program WF_SUBSTITUTE=================CP
Application  Component Not assigned
Short text
An exception has occurred that was not caught.
What happened?

Exception 'CX_BADI_MULTIPLY_IMPLEMENTED' was raised, but it was not caught anywhere along the call hierarchy.

Since exceptions represent error situations, and this error was not
adequately responded to, ABAP program'WF_SUBSTITUTE=================CP'had to be terminated.

Soure Code Extract 

 field-symbols: <cl_name> type classname.
 if ctx is initial.
>>> raise exception type cx_badi_initial_context.
 endif.
 get %_badi-implementations proxy.
 if proxy is initial or proxy->imps is initial.
 raise exception type cx_badi_not_implemented.


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Environment

  • Task Gateway
  • Gateway Business Workflow Enablement
  • SAP Business Workflow
  • SAP NetWeaver
  • SAP Web Application Server for SAP S/4HANA
  • ABAP PLATFORM - Application Server ABAP
  • My Inbox Fiori Application

Product

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

Keywords

SAP_GWFND, IW_PGW, /IWPGW/TGW, /IWWRK/WORKFLOW, SWF_WORKFLOW, Multiple implementation, multiple use,
/IWPGW/CL_TGW_EDP_TASK, ACTION_SEARCH_USERS, get_tgw_configuration, lv_usersearch_enabled, Task Gateway Service Settings, Enable User List, can not add substitutes, user search not working, user search disabled, /IWPGW/TGW_SERVICE, 010, /IWPGW/TGW_SERVICE/010, HTTP request failed400, Bad Request, METHOD WF_SUBSTITUTE=================CP, WF_SUBSTITUTE=================CM000, WF_SUBSTITUTE=>GET_INSTANCE, CL_EX_WF_SUBSTITUTE=>IF_EX_WF_SUBSTITUTE~RESTRICT_PROFILES, SY-XFORM SAP_WAPI_SUBSTITUTE_PROF_GE , KBA , OPU-BSE-WFM , Gateway Business Workflow Enablement , OPU-BSC-TGW , Task Gateway , BC-BMT-WFM , Business Workflow , CA-INB-FIO , Fiori UI for My Inbox Application , Problem

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