How To Fix CDS_UNIT_MESSAGE003 - DDL name not found for CDS entity '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: CDS_UNIT_MESSAGE - Message Class

• Message number: 003

• Message text: DDL name not found for CDS entity '&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.

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 CDS_UNIT_MESSAGE003 - DDL name not found for CDS entity '&1' ?

  The SAP error message CDS_UNIT_MESSAGE003 DDL name not found for CDS entity '&1' typically indicates that the system is unable to find the Data Definition Language (DDL) name for a Core Data Services (CDS) entity that you are trying to access or use. This can occur for several reasons, and here are some common causes, solutions, and related information:
  Causes:
  
  Entity Not Activated: The CDS entity may not be activated in the system. If the entity is not activated, it won't have a corresponding DDL name.
  Incorrect Naming: There might be a typo or incorrect naming in the CDS entity reference. Ensure that the name used matches exactly with the defined entity.
  Transport Issues: If the CDS entity was recently transported from another system, it may not have been properly activated in the target system.
  Missing Dependencies: The CDS entity may depend on other objects (like tables or views) that are not available or activated.
  Authorization Issues: The user may not have the necessary authorizations to access the CDS entity.
  
  Solutions:
  
  Activate the CDS Entity: Go to the ABAP Development Tools (ADT) in Eclipse or the SAP GUI and ensure that the CDS entity is activated. You can do this by navigating to the entity and selecting the "Activate" option.
  Check Naming: Verify that the name of the CDS entity is correctly referenced in your code or query. Ensure there are no typos or case sensitivity issues.
  Transport Check: If the entity was transported, check the transport logs to ensure that it was successfully imported and activated in the target system.
  Check Dependencies: Review the dependencies of the CDS entity to ensure that all required objects are available and activated.
  Authorization Check: Ensure that the user has the necessary authorizations to access the CDS entity. You may need to consult with your security team to verify this.
  
  Related Information:
  
  CDS Views: Core Data Services (CDS) is a framework for defining semantically rich data models in SAP. Understanding how CDS views work and their lifecycle (creation, activation, transport) is crucial.
  ABAP Development Tools (ADT): Familiarize yourself with ADT in Eclipse, as it provides a more modern development environment for working with CDS views.
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific error message or the CDS entity you are working with.
  Documentation: Refer to the official SAP documentation on CDS views for best practices and troubleshooting tips.
  
  By following these steps, you should be able to identify and resolve the issue related to the CDS_UNIT_MESSAGE003 error.