3721814 - Error "HTTP request failed during the process" when creating billing document in the Manage Preliminary Billing Documents app - SAP S/4HANA Cloud Public Edition

• Error occurs when creating billing document in the Manage Preliminary Billing Documents app with down payment items to be cleared.
• The error message displayed in the app reads "HTTP request failed during the process".
• Further investigation revealed that the root cause of the error was "invoice summary relevancy not possible for posting XXXX".

SAP S/4HANA Cloud Public Edition

billing document error, invoice summary relevancy, posting error, HTTP request failed, preliminary billing document, net value mismatch, IS-role configuration, SSCUI define line items for invoice summary, SAP S/4HANA Cloud Public Edition  , KBA , FI-LOC-FI-JP-IVS , Invoice Summary , Problem