How To Fix /AIF/API_CUST121 - Failed to update custom message texts in the database

SAP Error Message - Details

• Message type: E = Error

• Message class: /AIF/API_CUST -

• Message number: 121

• Message text: Failed to update custom message texts in the database

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /AIF/API_CUST121 - Failed to update custom message texts in the database ?

  The SAP error message /AIF/API_CUST121 Failed to update custom message texts in the database typically occurs in the context of the Application Interface Framework (AIF) when there is an issue with updating custom message texts in the database. This can happen for various reasons, and understanding the cause is essential for finding a solution.
  Possible Causes:
  
  Database Locking Issues: The database table where the message texts are stored might be locked by another transaction, preventing updates.
  Authorization Issues: The user executing the operation may not have the necessary authorizations to update the message texts in the database.
  Data Integrity Issues: There may be issues with the data being passed to the update function, such as incorrect formats or missing required fields.
  Configuration Issues: The AIF configuration might not be set up correctly, leading to failures in processing the message texts.
  Database Connectivity Issues: There could be problems with the connection to the database, such as network issues or database server downtime.
  
  Solutions:
  
  Check Database Locks: Use transaction codes like SM12 to check for any locks on the relevant database tables. If locks are found, you may need to wait for the locks to be released or contact the user holding the lock.
  Verify Authorizations: Ensure that the user has the necessary authorizations to perform updates on the relevant database tables. You can check this using transaction SU53 after the error occurs.
  Validate Input Data: Review the data being sent for the update operation. Ensure that all required fields are populated and that the data formats are correct.
  Review AIF Configuration: Check the AIF configuration settings to ensure that they are correctly set up for handling custom message texts. This may involve reviewing the relevant customizing settings in the AIF.
  Check Database Connectivity: Ensure that the database is up and running and that there are no connectivity issues. You can check the database logs for any errors or issues.
  Consult SAP Notes: Search for relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide fixes or workarounds for known issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as AIF, SM12, SU53, and SE11 (for data dictionary).
  SAP Documentation: Review the official SAP documentation for AIF to understand the framework better and how to manage custom message texts.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  If the issue persists after trying the above solutions, it may be beneficial to involve your SAP Basis team or open a support ticket with SAP for further assistance.