How To Fix SDDIC_DDLA_ANNOCHECK062 - Annotation value for '&1' must be of type string

SAP Error Message - Details

• Message type: E = Error

• Message class: SDDIC_DDLA_ANNOCHECK - Messages for annotation usage check

• Message number: 062

• Message text: Annotation value for '&1' must be of type string

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SDDIC_DDLA_ANNOCHECK062 - Annotation value for '&1' must be of type string ?

  The SAP error message SDDIC_DDLA_ANNOCHECK062 indicates that there is an issue with an annotation value in your SAP system. Specifically, the error states that the annotation value for a certain field (represented by &1) must be of type string, but it appears that the value provided does not meet this requirement.
  Cause:
  This error typically occurs in the context of SAP's data model annotations, particularly when working with OData services or when defining metadata for entities. The root causes can include:
  
  Incorrect Data Type: The value assigned to the annotation is not a string type. For example, it could be a number, boolean, or another data type.
  Misconfiguration: There may be a misconfiguration in the metadata definition or in the way annotations are applied to the data model.
  Version Mismatch: If you are using different versions of SAP components, there might be compatibility issues leading to this error.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Annotation Definition: Review the annotation definition for the field in question. Ensure that the value assigned is indeed a string. If it is not, modify it to be a string type.
  
  
  Update Metadata: If you are working with OData services, ensure that the metadata is correctly defined. You may need to regenerate or update the metadata to reflect the correct types.
  
  
  Debugging: If you have access to the development environment, you can debug the code where the annotation is being set. This will help you identify what value is being assigned and why it is not a string.
  
  
  Consult Documentation: Refer to the SAP documentation for the specific version you are using. There may be specific guidelines or examples that can help clarify the expected format for annotations.
  
  
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as this can sometimes resolve underlying issues.
  
  
  Seek Help from SAP Community: If the issue persists, consider reaching out to the SAP Community or SAP Support for further assistance. Provide them with details about the error, the context in which it occurs, and any relevant code snippets.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to this error message for any known issues or fixes.
  OData Services: Familiarize yourself with how annotations work in OData services, as this is often where such errors arise.
  Data Model Documentation: Review the documentation for the specific data model you are working with to ensure compliance with expected data types.
  
  By following these steps, you should be able to identify and resolve the issue causing the SDDIC_DDLA_ANNOCHECK062 error in your SAP system.