How To Fix EDOCUMENT_TW068 - Maintain an AES key that is used to generate QR codes.

SAP Error Message - Details

• Message type: E = Error

• Message class: EDOCUMENT_TW - Taiwan eDocument messages

• Message number: 068

• Message text: Maintain an AES key that is used to generate QR codes.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message EDOCUMENT_TW068 - Maintain an AES key that is used to generate QR codes. ?

  The SAP error message EDOCUMENT_TW068 indicates that there is an issue related to the maintenance of an AES (Advanced Encryption Standard) key that is used for generating QR codes in the context of electronic documents, particularly in the Taiwan e-invoicing scenario.
  Cause:
  The error typically arises when:
  
  The AES key required for generating QR codes is not maintained in the system.
  The AES key is either missing, incorrectly configured, or has expired.
  There may be a lack of authorization to access or maintain the AES key.
  
  Solution:
  To resolve the error, you can follow these steps:
  
  
  Maintain the AES Key:
  
  Navigate to the relevant configuration area in SAP where the AES key is maintained. This is usually found in the transaction code related to electronic documents or e-invoicing.
  Enter the required AES key. Ensure that it meets the necessary length and format requirements (typically 16, 24, or 32 bytes for AES).
  Save the changes.
  
  
  
  Check Configuration:
  
  Ensure that the configuration settings for electronic invoicing and QR code generation are correctly set up.
  Verify that the AES key is linked to the correct company code or business area.
  
  
  
  Authorization:
  
  Ensure that the user has the necessary authorizations to maintain the AES key. Check the user roles and permissions in the SAP system.
  
  
  
  Testing:
  
  After maintaining the AES key, perform a test to generate a QR code to confirm that the issue has been resolved.
  
  
  
  Documentation:
  
  Refer to SAP documentation or notes related to electronic documents and QR code generation for any specific guidelines or updates.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional information or updates regarding this error message.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  Transaction Codes: Familiarize yourself with transaction codes related to electronic invoicing, such as S/4HANA or SAP ECC specific transactions for e-document management.
  
  If the issue persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.