3431010 - Error 'CRMS4_DATA_EXCH009' Service order item does not exist.

When creating a Purchase order with account assignment category 'R' in the 'Manage Purchase Orders' or 'Create Purchase Orders - Advanced' APPs.
The system is raising error message, 'Service order item SC1/****/000100 does not exist.' (CRMS4_DATA_EXCH009) 
 

SAP S/4Hana Cloud 

- Go to app "Manage Purchase Order"
- Click on "Create" to create a new purchase order
- Enter the mandatory data
- Create a line item choosing Account Assignment Category 'R' (Service Order)
- In the account assignment tab choose Service Doc.Type 'SC1'
- Enter a valid Service Document number and item and click "Apply"
Even although the service document details are valid, the error message is raised "Service order item SC1/****/000100 does not exist"
 

Service contracts are not supported as account assignment objects in purchase orders, only Service Orders of document type SVO1 can be used currently. 
 

With Account Assignment Category 'R' use service order type 'SVO1'. 

FCO_SRVDOC004, CL_FCO_SRVDOC_DAO, fco_srvdoc, T163K, OME9, SC1, CRMS4_DATA_EXCH009, CRM_ORDERADM_H_GUID_GET_DB, CL_CRMS4_LOGINT_UTIL, Method CHECK_SRV_ORDER_VALID, crms4d_btx_h  , KBA , CRM-S4-SRV-CTR-2CL , S4CRM: Service Contract (Public Cloud) , MM-PUR-PO , Purchase Orders , MM-FIO-PUR-PO , Fiori UI for Purchase Orders , Problem