How To Fix SDDIC_DDLA_RT004 - No annotation key provided

SAP Error Message - Details

• Message type: E = Error

• Message class: SDDIC_DDLA_RT - Messages for DDLA Runtime

• Message number: 004

• Message text: No annotation key provided

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message SDDIC_DDLA_RT004 - No annotation key provided ?

  The SAP error message SDDIC_DDLA_RT004: No annotation key provided typically occurs in the context of SAP applications that utilize the Data Dictionary and annotations, particularly when working with OData services or Fiori applications. This error indicates that the system expected an annotation key to be provided but did not receive one.
  Cause:
  
  Missing Annotation Key: The most common cause of this error is that the application or service is trying to access metadata or annotations that require a specific key, but that key is not being passed or is missing in the request.
  Configuration Issues: There may be issues in the configuration of the OData service or the underlying data model that prevent the correct annotation keys from being recognized.
  Development Errors: If you are developing custom applications or services, there may be a coding error where the annotation key is not being set or passed correctly.
  
  Solution:
  
  Check the Request: Ensure that the request being made to the OData service includes the necessary annotation key. This may involve reviewing the frontend code or the service call to ensure that all required parameters are being sent.
  Review Service Metadata: Use the SAP Gateway Client or similar tools to check the metadata of the OData service. Ensure that the annotations are correctly defined and that the keys are available.
  Debugging: If you are developing a custom application, use debugging tools to trace the execution and identify where the annotation key is expected but not provided.
  Configuration Review: Check the configuration of the OData service in the SAP Gateway. Ensure that all necessary settings are correctly configured and that the service is activated.
  Consult Documentation: Review SAP documentation related to the specific OData service or application you are working with to ensure that you are following the correct procedures for passing annotation keys.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on handling annotation keys.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  OData Documentation: Familiarize yourself with OData standards and how annotations are used within SAP applications, as this can provide context for resolving the error.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurs.