How To Fix MDG_CDS_GENERATION001 - Error during creation of DDL views

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_CDS_GENERATION - Generation of CDS Views

• Message number: 001

• Message text: Error during creation of DDL views

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDG_CDS_GENERATION001 - Error during creation of DDL views ?

  The SAP error message MDG_CDS_GENERATION001 indicates that there was an error during the creation of DDL (Data Definition Language) views in the context of SAP Master Data Governance (MDG). This error typically arises when there are issues with the Core Data Services (CDS) views that are being generated for the MDG application.
  Causes
  
  Syntax Errors: There may be syntax errors in the CDS view definitions.
  Missing Dependencies: Required objects (like tables, views, or other CDS views) may be missing or not activated.
  Authorization Issues: The user executing the generation may not have the necessary authorizations to create or modify the DDL views.
  Inconsistent Data Model: Changes in the underlying data model that are not reflected in the CDS views can lead to errors.
  Transport Issues: If the CDS views are being transported from one system to another, there may be issues with the transport itself.
  
  Solutions
  
  Check Syntax: Review the CDS view definitions for any syntax errors. You can use the ABAP Development Tools (ADT) in Eclipse to validate the syntax.
  Activate Dependencies: Ensure that all dependent objects are activated. You can check the activation status in the ABAP Dictionary (SE11) or in the ADT.
  Review Authorizations: Verify that the user has the necessary authorizations to create and modify DDL views. This may involve checking roles and profiles assigned to the user.
  Consistency Check: Perform a consistency check on the data model to ensure that all objects are correctly defined and activated.
  Transport Management: If the issue is related to transport, ensure that all necessary objects are included in the transport request and that the transport has been successfully imported into the target system.
  
  Related Information
  
  Transaction Codes: You can use transaction codes like SE11 (Data Dictionary), SE80 (Object Navigator), and SE37 (Function Builder) to investigate the issue further.
  SAP Notes: Check for relevant SAP Notes that may address known issues related to the MDG_CDS_GENERATION001 error. You can search for notes in the SAP Support Portal.
  Logs and Traces: Review the system logs (transaction SLG1) and short dumps (transaction ST22) for additional error messages that may provide more context about the issue.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  By following these steps, you should be able to identify the root cause of the MDG_CDS_GENERATION001 error and implement a solution to resolve it.