2691510 - When opening My Inbox application "Error while loading the tasks. For more information, see the details" occurs in Fiori Launchpad

• My Inbox tile shows "Error" instead of count.
  
  
• Error "Error while loading the tasks. For more information, see the details." occurs when opening My Inbox Tile. When Show Details clicked on this error message, "Resource not found for the segment 'TaskCollection' " appears.
  
  
• Browser Console shows:
  
  "Failed to update data via service /sap/opu/odata/IWPGW/TASKPROCESSING;v=2;mo/TaskCollection/$count/?$filter=Status eq 'READY' or Status eq 'RESERVED' or Status eq 'IN_PROGRESS' or Status eq 'EXECUTED': Request aborted -  sap.ushell.components.tiles.applauncherdynamic.DynamicTile"
  
  GET https://host name:port/sap/opu/odata/IWPGW/TASKPROCESSING;v=2;mo/TaskCollection/$count/?$filter=Status%20eq%20%27READY%27%20or%20Status%20eq%20%27RESERVED%27%20or%20Status%20eq%20%27IN_PROGRESS%27%20or%20Status%20eq%20%27EXECUTED%27  500 (Internal Server Error)
  
  POST https://Host Name:port/sap/opu/odata/IWPGW/TASKPROCESSING;mo;v=2/$batch 400 (Bad Request)
  
  The following problem occurred: HTTP request failed400,Bad Request,{"error":{"code":"/IWFND/CM_MGW/051","message":{"lang":"en","value":"Resource not found for the segment 'TaskCollection'"},"innererror":{"application":{"component_id":"OPU-BSC-TGW","service_namespace":"/IWPGW/","service_id":"TASKPROCESSING","service_version":"0002"},"transactionid":" ","timestamp":" ","Error_Resolution":{"SAP_Transaction":"Run transaction /IWFND/ERROR_LOG on SAP Gateway hub system and search for entries with the timestamp above for more details","SAP_Note":"See SAP Note 1797736 for error analysis (https://service.sap.com/sap/support/notes/1797736)","Batch_SAP_Note":"See SAP Note 1869434 for details about working with $batch (https://service.sap.com/sap/support/notes/1869434)"},"errordetails":[]}}} 
  
  
• SAP Gateway Error log in Front end server shows Error "Data Provider implementation 'ZTM_TGW_SVC_MODEL_0002_BE' '01' '/IWPGW/BWF' does not exist"

• SAP NetWeaver 7.5
• UIX01CA1 200
• S/4 HANA

Error in My Inbox , Resource not found for the segment 'TaskCollection' , 400 bad batch request, 500 Internal server error, Failed to update data, Error while loading tasks , KBA , CA-INB-FIO , Fiori UI for My Inbox Application , Problem