How To Fix IDMX156 - CFDI: Rejected with rejection code &1

SAP Error Message - Details

• Message type: E = Error

• Message class: IDMX - Localization Mexico - Digital Invoice

• Message number: 156

• Message text: CFDI: Rejected with rejection code &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message IDMX156 - CFDI: Rejected with rejection code &1 ?

  The SAP error message IDMX156 with the description "CFDI: Rejected with rejection code &1" typically relates to issues encountered when processing CFDI (Comprobante Fiscal Digital por Internet) documents in the SAP system. This error indicates that the CFDI document was rejected by the SAT (Servicio de Administración Tributaria) in Mexico due to various possible reasons.
  Causes:
  
  Validation Errors: The CFDI may not comply with the required format or validation rules set by the SAT. This can include missing mandatory fields, incorrect data formats, or invalid values.
  Rejection Codes: The specific rejection code (&1) provides insight into the exact reason for the rejection. Common rejection codes include issues with the RFC (Registro Federal de Contribuyentes), incorrect totals, or discrepancies in the document structure.
  Digital Signature Issues: The CFDI must be digitally signed. If there are issues with the digital signature, the document may be rejected.
  Certificate Expiration: The certificate used for signing the CFDI may have expired or is not valid.
  Incorrect Configuration: There may be configuration issues in the SAP system related to CFDI processing.
  
  Solutions:
  
  Review Rejection Code: Check the specific rejection code provided in the error message. This will guide you to the exact issue that needs to be addressed.
  Validate CFDI Structure: Ensure that the CFDI document adheres to the SAT's specifications. Use validation tools or services to check the structure and data of the CFDI.
  Correct Data: If the rejection is due to incorrect or missing data, update the relevant fields in the SAP system and regenerate the CFDI.
  Check Digital Signature: Ensure that the CFDI is properly signed with a valid digital certificate. If the certificate is expired, renew it and re-sign the document.
  Configuration Review: Verify the configuration settings in SAP related to CFDI processing. Ensure that all necessary parameters are correctly set up.
  Consult Documentation: Refer to SAP notes and documentation related to CFDI processing for any updates or specific instructions regarding the error.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to CFDI processing.
  SAT Guidelines: Review the official SAT guidelines for CFDI to ensure compliance with the latest requirements.
  Testing Environment: If possible, test the CFDI generation in a non-production environment to troubleshoot and resolve issues without impacting live operations.
  Support: If the issue persists, consider reaching out to SAP support or consulting with a specialist in SAP and CFDI processing.
  
  By addressing the specific cause of the rejection and following the appropriate solutions, you should be able to resolve the IDMX156 error and successfully process the CFDI document.