How To Fix PAK119 - Package interfaces must not contain the character string '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: PAK - Package API / Package Tools

• Message number: 119

• Message text: Package interfaces must not contain the character string '&1'

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message PAK119 - Package interfaces must not contain the character string '&1' ?

  The SAP error message PAK119 indicates that there is an issue with the naming of package interfaces in your SAP system. Specifically, the error states that package interfaces must not contain the character string '&1'. This typically means that the name of the package interface you are trying to create or modify includes invalid characters or formatting that is not allowed by SAP standards.
  Cause:
  
  Invalid Characters: The package interface name may contain special characters or formatting that is not permitted. The '&1' in the error message is a placeholder for the actual invalid character or string that is causing the issue.
  Naming Conventions: SAP has specific naming conventions for package interfaces, and if the name does not adhere to these conventions, it will trigger this error.
  
  Solution:
  
  Check Naming: Review the name of the package interface you are trying to create or modify. Ensure that it does not contain any invalid characters or strings. Stick to alphanumeric characters and underscores.
  Follow SAP Guidelines: Refer to the SAP documentation for naming conventions related to package interfaces. Ensure that your naming follows these guidelines.
  Modify the Name: If you find that the name contains invalid characters, modify it to comply with the naming conventions. Remove or replace any invalid characters.
  Test Again: After making the necessary changes, try to create or modify the package interface again to see if the error persists.
  
  Related Information:
  
  SAP Documentation: Check the official SAP Help Portal or the relevant SAP Notes for detailed information on naming conventions and restrictions for package interfaces.
  Transaction Codes: You may be using transaction codes like SE80 (Object Navigator) or SE11 (Data Dictionary) when encountering this error. Familiarize yourself with these tools to better manage your package interfaces.
  Community Forums: If you continue to face issues, consider reaching out to SAP community forums or support channels for additional assistance.
  
  By following these steps, you should be able to resolve the PAK119 error and successfully manage your package interfaces in SAP.