How To Fix CNV_20200_CHECK180 - No difference of tax postings between company codes detected

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20200_CHECK - Messages for check functions (company code merge)

• Message number: 180

• Message text: No difference of tax postings between company codes detected

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20200_CHECK180 - No difference of tax postings between company codes detected ?

  The SAP error message CNV_20200_CHECK180 indicates that there is no difference in tax postings between the company codes being compared during a data migration or conversion process. This error typically arises in the context of SAP S/4HANA migrations or during the use of the SAP Conversion Tools.
  Cause:
  
  No Tax Differences: The primary cause of this error is that the system has detected that the tax postings for the specified company codes are identical. This could happen if the tax configuration is the same across the company codes or if there are no transactions that would lead to differing tax postings.
  Data Migration Issues: If you are migrating data from an older system to a new one, it may indicate that the data being migrated does not reflect the expected differences in tax postings.
  Configuration Settings: The tax configuration settings in the company codes may be set up identically, leading to no differences in tax postings.
  
  Solution:
  
  Review Tax Configuration: Check the tax configuration settings for the company codes involved. Ensure that they are set up correctly and that there are intended differences in tax rates or tax codes.
  Data Validation: Validate the data being migrated to ensure that it accurately reflects the intended tax postings. If the data is incorrect, you may need to adjust it before migration.
  Adjust Company Code Settings: If the company codes are supposed to have different tax settings, you may need to adjust the configuration in the SAP system to reflect those differences.
  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 prerequisites that need to be followed.
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. They may provide insights based on the specific context of your implementation.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context on handling tax postings during migrations.
  Migration Tools: Familiarize yourself with the SAP migration tools and their documentation, as they often provide detailed instructions on how to handle common issues during data migration.
  Testing: Conduct thorough testing in a development or sandbox environment before executing the migration in production to identify and resolve any issues early in the process.
  
  By following these steps, you should be able to address the CNV_20200_CHECK180 error and ensure that your tax postings are correctly configured for the company codes involved.