How To Fix DDLS252 - Parameter & is not known

SAP Error Message - Details

• Message type: E = Error

• Message class: DDLS - For DDL source handling

• Message number: 252

• Message text: Parameter & is not known

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DDLS252 - Parameter & is not known ?

  The SAP error message DDLS252, which states "Parameter & is not known," typically occurs during the execution of a Data Definition Language (DDL) statement, such as when trying to create or modify database objects (like tables, views, etc.) in the ABAP Dictionary.
  Cause:
  The error usually arises due to one of the following reasons:
  
  Typographical Error: There may be a typo in the parameter name being referenced in the DDL statement.
  Missing Parameter: The parameter being referenced does not exist in the context of the operation being performed.
  Incorrect Syntax: The DDL statement may have incorrect syntax or structure, leading to the system not recognizing the parameter.
  Version Compatibility: The parameter may not be supported in the version of the database or SAP system you are using.
  
  Solution:
  To resolve the DDLS252 error, you can take the following steps:
  
  Check the Parameter Name: Verify that the parameter name referenced in the DDL statement is correct and exists in the context of the operation.
  Review the DDL Statement: Ensure that the syntax of the DDL statement is correct. Look for any missing commas, parentheses, or other syntax issues.
  Consult Documentation: Refer to the SAP documentation or the database documentation for the correct usage of the parameters in the DDL statement.
  Check for Updates: Ensure that your SAP system and database are up to date, as certain parameters may be introduced or deprecated in different versions.
  Debugging: If you are using a custom program or report that generates the DDL statement, consider debugging the program to see how the parameters are being constructed.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to the DDLS252 error. SAP Notes often provide patches or workarounds for specific problems.
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary) or SE14 (Database Utility) to analyze the database objects and their definitions.
  Community Forums: Engage with SAP community forums or support channels to see if others have encountered and resolved similar issues.
  
  If the problem persists after following these steps, consider reaching out to SAP support for further assistance.