2419849 - System error when searching for substitutes in My Inbox 2.0

• Users are experiencing System error. For more information, check the details or contact your system administrator message, when searching for possible substitutes in My Inbox application.
  
  
  
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• User Search is not enabled error message in Browser Console.

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

SAP_GWFND, IW_PGW, /IWPGW/TGW, /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/005, /IWPGW/TGW_SERVICE/010, HTTP request failed 400, Bad Request , KBA , CA-INB , Fiori UI for My Inbox Application , CA-INB-FIO , Fiori UI for My Inbox Application , OPU-BSC-TGW , Task Gateway , Problem