How To Fix SDDIC_ADT_DDLA021 - Value '&1' is not in the list of valid enumeration symbols

SAP Error Message - Details

• Message type: E = Error

• Message class: SDDIC_ADT_DDLA - Messages for Annotation Definition Design Time

• Message number: 021

• Message text: Value '&1' is not in the list of valid enumeration symbols

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 SDDIC_ADT_DDLA021 - Value '&1' is not in the list of valid enumeration symbols ?

  The SAP error message SDDIC_ADT_DDLA021 with the description "Value '&1' is not in the list of valid enumeration symbols" typically occurs in the context of Data Dictionary (DDIC) or when working with ABAP Development Tools (ADT) in Eclipse. This error indicates that a value being used does not match any of the predefined enumeration symbols for a particular field or attribute.
  Cause:
  
  Invalid Value: The value you are trying to use is not part of the allowed enumeration values defined for a specific field in the Data Dictionary.
  Typographical Error: There may be a typo in the value you are trying to assign.
  Outdated or Incorrect Data Element: The data element or domain associated with the field may have been changed, and the value you are using is no longer valid.
  Custom Enumeration: If you are using a custom enumeration, it may not be properly defined or activated in the system.
  
  Solution:
  
  Check Enumeration Values: Verify the list of valid enumeration values for the field in the Data Dictionary. You can do this by navigating to the data element or domain in transaction SE11 or SE12.
  Correct the Value: If you find that the value you are using is incorrect, replace it with one of the valid enumeration values.
  Review Data Element/Domain: If you suspect that the data element or domain has changed, review its definition to ensure it is up to date and that you are using the correct values.
  Activate Changes: If you have made changes to the enumeration or data element, ensure that you have activated those changes in the system.
  Consult Documentation: If you are working with custom code or third-party solutions, consult the relevant documentation to ensure you are using the correct values.
  
  Related Information:
  
  Transaction Codes: Use SE11 (Data Dictionary) or SE12 (Data Dictionary Display) to check the definitions of data elements and domains.
  ABAP Development Tools: If you are using ADT in Eclipse, ensure that your development environment is properly configured and that you have the latest updates.
  SAP Notes: Check SAP Notes for any known issues or updates related to this error message. You can search for the error message or related keywords in the SAP Support Portal.
  Community Forums: Consider checking SAP Community forums or other developer forums for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify the cause of the error and implement the appropriate solution.