3473510 - WorkSchedule API - Usert error "[COE0018]Please enter at least one day."

You're trying to create a work schedule using WorkSchedule API and receiving the below error:

{

    "error": {

        "code": "COE_GENERAL_BAD_REQUEST",

        "message": {

            "lang": "en-US",

            "value": "[COE0018]Please enter at least one day."

        }

    }

}

• SAP SuccessFactors HXM Suite
  
  • ODATA API 

1. From Postman, you're running below query:
   URI: https://<API URL>/odata/v2/upsert?$format=JSON  
   Body:
   
   {
       "__metadata": {
           "uri": "https://<API URL>/odata/v2/WorkSchedule('5DAY8HOURo')",
           "type": "SFOData.WorkSchedule"
       },
       "externalCode": "5DAY8HOURo",
       "externalName_defaultValue": "5DAY8HOURo",
       "timeRecordingVariant": "DURATION",
       "startingDate": "/Date(1136073600000)/",
       "individualWorkSchedule": false,
       "modelCategory": "PERIOD",
       "periodModelNav": {
           "__deferred": {
               "uri": "https://<API URL>/odata/v2/WorkSchedule('5DAY8HOURo')/periodModelNav"
           }
       }
   }
2. Click in Send button, receiving below error:
   

   {

       "error": {

           "code": "COE_GENERAL_BAD_REQUEST",

           "message": {

               "lang": "en-US",

               "value": "[COE0018]Please enter at least one day."

           }

       }

   }

   
   
   

As error says, when you're creating a new record of work schedule, you need to pass one work schedule day data at least.
To add one work schedule day, you need to add a record for workScheduleDayModels navigation.

To add one work schedule day, you need to add a record for workScheduleDayModels navigation as shown below,

URI: https://<API URL>/odata/v2/upsert?$format=JSON 
Body:

WorkSchedule | SAP Help Portal

WorkSchedule, work schedule, COE0018, Please enter at least one day, workScheduleDayModels, ODATA, API, SF, ODATA API, SuccessFactors. , KBA , LOD-SF-INT-ODATA , OData API Framework , Problem