How To Fix CD426 - Table name & not correct (cannot be generated)

SAP Error Message - Details

• Message type: E = Error

• Message class: CD - Change Documents

• Message number: 426

• Message text: Table name & not correct (cannot be generated)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CD426 - Table name & not correct (cannot be generated) ?

  The SAP error message CD426, which states "Table name & not correct (cannot be generated)," typically occurs during the generation of a table in the Data Dictionary (SE11) or when trying to activate a table that has been defined in the system. This error indicates that there is an issue with the table name or its definition.
  Causes:
  
  Invalid Table Name: The table name may not conform to SAP naming conventions. For example, it should start with a letter and can only contain letters, numbers, and underscores.
  Reserved Names: The table name might be using a reserved name or a name that is already in use by the system.
  Incorrect Table Type: The table type may not be appropriate for the intended use (e.g., trying to create a transparent table when a different type is needed).
  Missing or Incorrect Fields: The table definition may be missing required fields or have fields defined incorrectly.
  Namespace Issues: If you are using a custom namespace, ensure that it is correctly defined and that you have the necessary authorizations.
  Transport Issues: If the table is being transported from one system to another, there may be issues with the transport request.
  
  Solutions:
  
  Check Naming Conventions: Ensure that the table name follows SAP's naming conventions. It should start with a letter, be between 1 and 30 characters long, and contain only valid characters.
  Verify Table Existence: Check if a table with the same name already exists in the system. If it does, consider using a different name.
  Review Table Definition: Go through the table definition in SE11 to ensure that all fields are correctly defined and that the table type is appropriate.
  Check for Reserved Names: Make sure that the name you are trying to use is not a reserved name in SAP.
  Namespace Validation: If applicable, ensure that the namespace is correctly set up and that you have the necessary authorizations to create objects in that namespace.
  Transport Request: If the issue arises during a transport, check the transport logs for any errors and ensure that all dependencies are included in the transport request.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like SE11 (Data Dictionary), SE14 (Database Utility), and SE03 (Transport Organizer) to investigate and resolve issues related to table definitions and transports.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for relevant notes in the SAP Support Portal.
  Documentation: Refer to the SAP Help Portal for documentation on Data Dictionary objects and naming conventions.
  
  If the problem persists after checking these aspects, it may be helpful to consult with your SAP Basis or ABAP team for further assistance.