How To Fix /MVA/AMVC_MESSAGES020 - &2 data records created for Central Telephone Number on effective date &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /MVA/AMVC_MESSAGES -

• Message number: 020

• Message text: &2 data records created for Central Telephone Number on effective date &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /MVA/AMVC_MESSAGES020 - &2 data records created for Central Telephone Number on effective date &1 ?

  The SAP error message /MVA/AMVC_MESSAGES020 typically relates to issues with the Central Telephone Number (CTN) data records in the context of the Master Data Management (MDM) or similar modules. This error indicates that there are multiple data records created for a Central Telephone Number on a specific effective date, which can lead to data inconsistencies or conflicts.
  Cause:
  
  
  Duplicate Entries: The primary cause of this error is the existence of multiple records for the same Central Telephone Number on the same effective date. This can happen due to:
  
  Data entry errors where the same number is entered multiple times.
  Data migration issues where records were not properly deduplicated.
  System integration problems where data from different sources is not synchronized correctly.
  
  
  
  Configuration Issues: There may be configuration settings in the SAP system that allow for the creation of duplicate records, which should be reviewed.
  
  
  Solution:
  
  
  Identify Duplicates: Use transaction codes like SE16 or SE11 to query the relevant database tables (e.g., /MVA/AMVC) to identify the duplicate records for the Central Telephone Number on the specified effective date.
  
  
  Data Cleanup: Once duplicates are identified, you will need to:
  
  Decide which record to keep based on business rules or data accuracy.
  Delete or archive the unnecessary duplicate records to ensure that only one valid record exists for the Central Telephone Number on the effective date.
  
  
  
  Review Data Entry Processes: Implement stricter validation rules during data entry to prevent duplicates from being created in the future. This may involve:
  
  Adding checks in the user interface.
  Implementing batch jobs to regularly check for duplicates.
  
  
  
  Configuration Review: Review the configuration settings related to Central Telephone Numbers to ensure that they are set up to prevent duplicate entries.
  
  
  Testing: After making changes, conduct thorough testing to ensure that the issue is resolved and that no new duplicates can be created.
  
  
  Related Information:
  
  Documentation: Refer to SAP Help documentation for the specific module you are working with (e.g., MDM, CRM) for best practices on managing Central Telephone Numbers.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Support: If the issue persists, consider reaching out to SAP support for further assistance, providing them with the error message details and any relevant logs.
  
  By following these steps, you should be able to resolve the error and prevent it from occurring in the future.