How To Fix CNV_20800195 - Participating customers have different Tax Fields 1 (KNA1-STCD1)

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20800 - Message class for CNV_20800

• Message number: 195

• Message text: Participating customers have different Tax Fields 1 (KNA1-STCD1)

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

What causes this issue?

According to the mapping, you want to merge two or more old customer
records into one target customer record. However, not all the old
records have identical master data settings: It was found that old
customer records have different values for Tax Number 1. (This is
determined by the indicator Tax Number 1, field KNA1-STCD1).
This may lead to inconsistencies in some applications related to target
customer data.

System Response

<ZH>Error</>
From a technical perspective, this message can be ignored. This may make
sense in the following cases:
No postings to the respective customer records have been made.
The respective customer records are not used any longer and are meant to
be merged into a dummy record

How to fix this error?

Analyze the situation, and either change the mapping so that only
customer records with identical master data settings are merged, or
decide to ignore the message because one of the special cases described
above applies.
If you decide to ignore the error even though none of the special cases
described above applies, consider that<ZH> the target customer record
will get the Tax Number 1 of the old customer record for which priority
indicator is set. </>Make sure to evaluate the impact of this decision -
for example regarding potential inconsistencies and required follow-up
activities - <ZH>before</> you continue with the conversion.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20800195 - Participating customers have different Tax Fields 1 (KNA1-STCD1) ?

  The SAP error message CNV_20800195 indicates that there is a mismatch in the Tax Fields 1 (KNA1-STCD1) for participating customers during a data migration or conversion process. This error typically arises in scenarios where data from different systems or clients is being consolidated, and the tax identification numbers (or similar tax-related fields) do not align across the datasets.
  Cause:
  
  
  Data Inconsistency: The primary cause of this error is that the participating customers have different values in the Tax Fields 1 (KNA1-STCD1). This could be due to:
  
  Different formats or standards used for tax identification numbers.
  Missing or incorrect data entries in one or more of the source systems.
  Variations in how tax information is recorded across different regions or countries.
  
  
  
  Configuration Issues: There may be configuration discrepancies in the SAP systems regarding how tax fields are defined or used.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Data Review:
  
  Review the data for the participating customers to identify discrepancies in the Tax Fields 1 (KNA1-STCD1).
  Ensure that the tax identification numbers are correctly formatted and valid for each customer.
  
  
  
  Data Harmonization:
  
  If the data is inconsistent, you may need to harmonize the tax identification numbers across the different datasets. This could involve:
  
  Standardizing the format of tax IDs.
  Filling in missing values or correcting incorrect entries.
  
  
  
  
  
  Configuration Check:
  
  Check the configuration settings in your SAP system to ensure that the tax fields are set up correctly and consistently across all participating customers.
  
  
  
  Data Migration Tools:
  
  If you are using a data migration tool (like SAP S/4HANA Migration Cockpit or SAP Data Services), ensure that the mapping and transformation rules are correctly defined to handle the tax fields.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific migration or conversion process you are undertaking. There may be specific guidelines or best practices for handling tax fields.
  
  
  
  Testing:
  
  After making the necessary adjustments, perform a test migration to ensure that the error is resolved and that the data is correctly processed.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions related to this error message.
  Data Migration Best Practices: Familiarize yourself with best practices for data migration in SAP, especially concerning customer master data and tax-related fields.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have implemented.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.