How To Fix DDLS221 - Extend DDL Source &: Determination of parent DDL name not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: DDLS - For DDL source handling

• Message number: 221

• Message text: Extend DDL Source &: Determination of parent DDL name not possible

What causes this issue?

This field originates from a switchable append in one of the base
objects of the parent view.

System Response

A warning is issued.

How to fix this error?

Ensure that the append is always switched on when the CDS View Extend is
activated.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DDLS221 - Extend DDL Source &: Determination of parent DDL name not possible ?

  The SAP error message DDLS221 ("Extend DDL Source &: Determination of parent DDL name not possible") typically occurs during the process of extending a Data Definition Language (DDL) source in the SAP system. This error indicates that the system is unable to determine the parent DDL name that is required for the extension operation.
  Causes:
  
  Missing Parent DDL Object: The parent DDL object that you are trying to extend may not exist or may not be correctly defined in the system.
  Incorrect Configuration: There may be issues with the configuration of the DDL source or the related objects.
  Authorization Issues: The user may not have the necessary authorizations to access the parent DDL object.
  Transport Issues: If the DDL source is part of a transport request, there may be issues with the transport itself, such as missing objects or dependencies.
  System Inconsistencies: There could be inconsistencies in the system that prevent the proper determination of the parent DDL name.
  
  Solutions:
  
  Check Parent DDL Object: Verify that the parent DDL object exists and is correctly defined. You can do this by checking the relevant DDL sources in the system.
  Review Configuration: Ensure that the configuration for the DDL source and its related objects is correct. This may involve checking the settings in the Data Dictionary (SE11) or other relevant transactions.
  Authorization Check: Make sure that the user executing the operation has the necessary authorizations to access the parent DDL object. You can check this using transaction SU53 or by reviewing the user's roles and authorizations.
  Transport Request Review: If the DDL source is part of a transport request, ensure that all necessary objects are included in the transport and that there are no missing dependencies.
  System Consistency Check: Run consistency checks in the system to identify and resolve any inconsistencies. This may involve using transaction codes like SE14 (Database Utility) or SE11 (Data Dictionary) to check for inconsistencies in the database or data dictionary objects.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE14 (Database Utility), and SE80 (Object Navigator) for managing DDL sources and related objects.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search the SAP Support Portal for specific notes that may address this issue.
  Documentation: Review SAP documentation related to DDL sources and extensions to ensure that you are following the correct procedures.
  
  If the issue persists after trying the above solutions, consider reaching out to your SAP Basis or development team for further assistance, as they may have more insights into the specific configuration and setup of your SAP environment.