3194343 - Unable to maintain Currency Exchange rate for a certain currency - S/4HANA Cloud

When trying to maintain a currency exchange rate in App Currency Exchange Rates error is received that the translation ratios have not yet been maintained in the system.

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SAP S/4HANA Cloud

1. Open App Currency Exchange Rates
2. Update the rates
3. Error is received: "Diagnosis: No transaction ratios are maintained for the currency pair"

Translation ratio for the currency pair is not maintained

Maintain translation ratios in Configuration Activity Define Translation Ratios for Currency Translation - SSCUI 102568

See details in in-App Help:

 Currencies

Define Translation Ratios for Currency Translation, 102568, Currency Exchange Rates, Currencies, Translation ratio , KBA , FI-FIO-GL-CA , Cross Application Configuration in General Ledger , FI-FIO-GL-CA-2CL , Cross Application Configuration in General Ledger (Publ Cld) , How To