2833965 - Fiori unable to execute tiles after upgrading to 1809 by HEC (Ex: Some Fiori Finance tiles hanging or busy - shows 3 dots)

• Fiori production system was upgraded by HEC
• Fiori QA system and Dev system working fine
• Some of the Fiori tiles are not executing and it is hanging
• Upgraded the Fiori production system from S/4HANA 1709 to 1809 
• By simply looking at the Fiori tiles it is not connecting to the backend system
• Example of browser (Dev tool) trace errors seen:
• UI requires connectors ESH_CONNECTOR and ESH_CATEGORY to be active
• Search scope is not valid <SYSTEMID><CLIENTNUMBER>~ESH_CONNECTOR~
• Example: Search scope is not valid for XXX100~ESH_CONNECTOR~ (Where XXX is the SYSTEMID and 100 is the Client number)
• "request": {
  "method": "GET",
  "url": "https://<domain>.hec.<company>.com:44300/sap/opu/odata/sap/FIN_USER_DEFAULTPARAMETER_SRV/$metadata?sap-documentation=heading%2Cquickinfo&sap-value-list=none",  (NOTE: This shows Tile issue on Finance Fiori Tiles)
• ..
• ..
• "name": "SAP_SESSIONID_SystemID_ClientID",
• Example: "name": "SAP_SESSIONID_XXX_100"  (Where System ID is XXX and Client ID is 100)
• "response": {
• "status": 403, 
• "statusText": "Forbidden",

S/4HANA 1809

"/sap/opu/odata/sap/FIN_USER_DEFAULTPARAMETER_SRV","403","HEC upgrade","HEC upgrade to 1809","Fiori tiles hanging","UI requires connectors ESH_CONNECTOR and ESH_CATEGORY to be active" , KBA , CA-FLP-ABA , SAP Fiori Launchpad ABAP Services , CA-FLP-FE-AI , Application iframe communication in FLP and Work Zone , Problem