Message type: E = Error
Message class: FKKINV - Invoicing in Contract Accounts Receivable and Payable
Message number: 428
Message text: Enter a reversal task
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FKKINV428
- Enter a reversal task ?The SAP error message FKKINV428, which states "Enter a reversal task," typically occurs in the context of the SAP Convergent Charging or SAP Contract Accounts Receivable and Payable (FI-CA) modules. This error indicates that a reversal task is required for a specific transaction or invoice that you are trying to process.
Cause: The error usually arises in the following scenarios: Reversal Required: You are attempting to process an invoice or a transaction that has already been posted and needs to be reversed before any further actions can be taken. Incorrect Transaction Type: The transaction type you are using may not allow for the action you are trying to perform without first reversing a previous entry. Missing Reversal Task: The system requires a specific reversal task to be entered, which has not been provided.
Solution: To resolve the FKKINV428 error, you can follow these steps: Identify the Transaction: Determine which invoice or transaction is causing the error. You may
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