How To Fix DDLS291 - DDL Source Name & and Entity Name & are not the same.

SAP Error Message - Details

• Message type: E = Error

• Message class: DDLS - For DDL source handling

• Message number: 291

• Message text: DDL Source Name & and Entity Name & are not the same.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DDLS291 - DDL Source Name & and Entity Name & are not the same. ?

  The SAP error message DDLS291 indicates a mismatch between the DDL (Data Definition Language) source name and the entity name in a database operation. This typically occurs during the process of creating or modifying database objects, such as tables, views, or indexes, where the source name specified does not match the expected entity name.
  Cause:
  
  Mismatched Names: The most common cause of this error is that the DDL source name (the name specified in the DDL statement) does not match the entity name (the name of the object in the database).
  Typographical Errors: There may be typographical errors in the DDL statement, leading to discrepancies between the names.
  Incorrect Object Reference: The DDL statement may be referencing an incorrect object or may have been generated incorrectly.
  Changes in Object Names: If the object name was changed after the DDL was generated, this could lead to a mismatch.
  
  Solution:
  
  Check DDL Statement: Review the DDL statement to ensure that the source name and entity name are correctly specified and match each other.
  Correct Typographical Errors: Look for any typographical errors in the names and correct them.
  Verify Object Names: Ensure that the object names in the DDL statement correspond to the actual names in the database.
  Regenerate DDL: If the DDL was generated automatically, consider regenerating it to ensure that it reflects the current state of the database objects.
  Consult Documentation: If you are unsure about the correct names, consult the relevant documentation or database schema to verify the correct names of the objects.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common errors.
  Transaction Codes: You may use transaction codes like SE11 (Data Dictionary) or SE14 (Database Utility) to inspect the database objects and their definitions.
  Debugging: If the error persists, consider debugging the process that generates the DDL to identify where the mismatch occurs.
  
  By following these steps, you should be able to resolve the DDLS291 error and ensure that your DDL operations proceed without issues.