How To Fix DHBAS_DDL007 - Namespace of table &1 is not valid

SAP Error Message - Details

• Message type: E = Error

• Message class: DHBAS_DDL -

• Message number: 007

• Message text: Namespace of table &1 is not valid

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DHBAS_DDL007 - Namespace of table &1 is not valid ?

  The SAP error message DHBAS_DDL007 indicates that the namespace of the specified table is not valid. This typically occurs when there is an issue with the naming convention or the namespace assigned to the table in the SAP system.
  Cause:
  
  Invalid Namespace: The table is being created or modified in a namespace that is not recognized or is invalid. In SAP, namespaces are used to differentiate between standard SAP objects and custom objects.
  Missing Authorization: The user may not have the necessary authorizations to create or modify objects in the specified namespace.
  Incorrect Naming Convention: The table name may not adhere to the required naming conventions for SAP objects, which typically include prefixes that indicate whether the object is a standard or custom object.
  Transport Layer Issues: If the table is being transported from one system to another, there may be issues with the transport layer or the configuration of the target system.
  
  Solution:
  
  Check Namespace: Verify that the namespace used for the table is valid. Custom objects should typically use a namespace that starts with a specific prefix (e.g., /Z or /Y for custom development).
  Review Naming Conventions: Ensure that the table name follows the correct naming conventions. Custom tables should start with /Z or /Y, while standard tables do not have these prefixes.
  Authorization Check: Ensure that the user has the necessary authorizations to create or modify tables in the specified namespace. This may involve checking roles and permissions in the SAP system.
  Transport Configuration: If the issue arises during a transport, check the transport configuration and ensure that the target system is set up to accept objects from the source system.
  Consult Documentation: Refer to SAP documentation or the SAP Notes for any specific guidelines related to namespaces and table creation.
  
  Related Information:
  
  SAP Namespaces: SAP uses namespaces to manage and organize objects within the system. Custom development typically requires the use of a specific namespace to avoid conflicts with standard SAP objects.
  Transaction Codes: You can use transaction codes like SE11 (Data Dictionary) to check the details of the table and its namespace.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on namespace issues.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.