Message type: E = Error
Message class:  CNV_20800 - Message class for CNV_20800 
Message number: 180
Message text: Participating customers have different Billing block (KNVV-FAKSD)
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNV_20800180 indicates that there is a discrepancy in the billing block (field KNVV-FAKSD) for participating customers during a data migration or conversion process. This error typically arises in scenarios where multiple customer records are being processed, and the billing block settings for these customers do not match.
Cause: The error occurs when: Two or more customer records that are being processed have different values in the billing block field (KNVV-FAKSD). The billing block is a critical field that determines whether a customer can be billed or not, and inconsistencies can lead to issues in the billing process.
Solution: To resolve this error, you can take the following steps: Identify the Customers: Determine which customer records are causing the issue. You may need to check the logs or the specific records being processed. Check Billing Block Values: Review the billing block values for the identified customers. You can do this by accessing the customer master
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