3596263 - RECABC010 - Reference flow type &1 &2 does not exist - SAP S/4HANA Cloud

When simulating Cash Flow calculation, error RECABC010 - 'Reference flow type &1 &2 does not exist' is thrown and cash flow cannot be generated

SAP S/4HANA Cloud Public Edition

1. Open contract in 'Manage Contract' App
2. Navigate to 'Conditions'
3. Simulate Cash Flow calculation
4. Error RECABC010 thrown

Reference flow type is not maintained for all relationships used during contract cash flow calculation

Check and maintain reference flow types for all relationships used in contract cash flow calculation in SSCUI 103403 - Assign Reference Flow Types. 

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