Message type: E = Error
Message class:  9J1UFDI - Messages for Ukraine E-Invoices 
Message number: 503
Message text: There are linked payments that have not been processed yet
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The SAP error message 9J1UFDI503 indicates that there are linked payments associated with a transaction that have not yet been processed. This typically occurs in the context of financial transactions, such as invoice processing or payment processing, where certain dependencies or linked transactions must be completed before the current transaction can proceed.
Cause: Pending Payments: There are payments that are linked to the transaction you are trying to process, and these payments have not been completed or processed yet. Transaction Dependencies: The system may require that all linked transactions (like invoices or payments) be finalized before allowing further processing. Workflow Issues: There may be issues in the workflow that prevent the linked payments from being processed, such as missing approvals or errors in the payment processing steps.
Solution: Check Linked Payments: Review the linked payments associated with the transaction. Ensure that all necessary payments are processed. You can do this by navigating to the relevant transaction
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