How To Fix SDDIC_ADT_DDLA002 - You may not define '&1' in '&2'

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 002

• Message text: You may not define '&1' in '&2'

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SDDIC_ADT_DDLA002 - You may not define '&1' in '&2' ?

  The SAP error message SDDIC_ADT_DDLA002 typically indicates that there is an issue with the definition of a data element or structure in the ABAP Dictionary. The message states that you cannot define a certain object (indicated by &1) in a specific context (indicated by &2). This usually occurs when there are restrictions on how certain objects can be defined or used within the ABAP Dictionary.
  Cause
  The error can arise from several scenarios, including:
  
  Invalid Object Definition: You may be trying to define a data element, domain, or structure in a way that is not allowed by the system.
  Naming Conflicts: There might be a naming conflict with existing objects in the ABAP Dictionary.
  Incorrect Context: The object you are trying to define may not be appropriate for the context in which you are trying to define it (e.g., trying to define a field in a table that is not allowed).
  Technical Restrictions: Certain technical restrictions may apply based on the type of object you are working with.
  
  Solution
  To resolve the error, you can take the following steps:
  
  Check Object Definitions: Review the definitions of the objects you are trying to create or modify. Ensure that they conform to the naming conventions and structural requirements of the ABAP Dictionary.
  Consult Documentation: Refer to the SAP documentation for the specific object type you are working with to understand any restrictions or requirements.
  Use Transaction SE11: Use transaction SE11 (Data Dictionary) to check the existing definitions of the objects involved. Look for any conflicts or issues that may be causing the error.
  Modify the Definition: If you find that the definition is incorrect or conflicts with existing objects, modify it accordingly. Ensure that you are not trying to define an object in a way that is prohibited.
  Check for Dependencies: Sometimes, objects have dependencies on other objects. Ensure that all related objects are correctly defined and activated.
  
  Related Information
  
  Transaction Codes: SE11 (Data Dictionary), SE80 (Object Navigator), SE37 (Function Module), SE24 (Class Builder).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Community Forums: SAP Community and other forums can be helpful for finding similar issues and solutions shared by other users.
  
  If the problem persists after following these steps, consider reaching out to your SAP Basis or ABAP development team for further assistance, as they may have more insights into the specific configuration and restrictions of your SAP environment.