Message type: E = Error
Message class:  FKK_ID_XX_SAFT - SAFT message 
Message number: 015
Message text: Enter an Extension ID for the extraction rule in the previous view
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The SAP error message FKK_ID_XX_SAFT015 typically occurs in the context of the SAP Convergent Charging or SAP Contract Accounts Receivable and Payable (FI-CA) modules. This error indicates that an Extension ID is required for the extraction rule in the previous view, which is often related to the configuration of data extraction or reporting processes.
Cause: The error is usually caused by one of the following reasons: Missing Extension ID: The extraction rule you are trying to use does not have an associated Extension ID defined in the system.
Configuration Issues: There may be a misconfiguration in the extraction rules or the related settings in the SAP system. Data Entry Error: The user may have overlooked entering the required Extension ID when setting up the extraction rule.
Solution: To resolve the error, you can follow these steps: Check Extraction Rule Configuration: Navigate to the relevant configuration settings for the extraction rules in your SAP system. Ensure that the extraction rule you
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