DDLS423 - Parameter &: & requires data type CLNT

SAP Error Message - Details

• Message type: E = Error

• Message class: DDLS - For DDL source handling

• Message number: 423

• Message text: Parameter &: & requires data type CLNT

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DDLS423 - Parameter &: & requires data type CLNT ?

  The SAP error message DDLS423 indicates that a parameter in a data definition or data structure is expected to have the data type CLNT (Client) but does not. This typically occurs in the context of data dictionary objects, such as tables or views, where the system expects a specific data type for a field.
  Cause:
  
  Incorrect Data Type: The parameter defined in the data dictionary does not have the correct data type. For example, it might be defined as a different type (like CHAR, INT, etc.) instead of CLNT.
  Inconsistent Definitions: There may be inconsistencies in the definitions of the fields across different database objects or structures.
  Custom Development: If you are working with custom tables or structures, the developer may have mistakenly defined a field that should be a client field with a different data type.
  
  Solution:
  
  Check Data Dictionary: Go to the Data Dictionary (transaction SE11) and check the definition of the table or structure that is causing the error. Ensure that the parameter in question is defined with the data type CLNT.
  Modify Data Type: If the parameter is incorrectly defined, modify it to use the CLNT data type. This can be done by:
  
  Opening the table or structure in SE11.
  Changing the data type of the relevant field to CLNT.
  Activating the changes.
  
  
  Review Related Objects: If the parameter is part of a larger structure or is referenced in other objects, ensure that all related objects are consistent with the data type.
  Transport Requests: If you are working in a development environment, ensure that any changes are included in a transport request if they need to be moved to a different environment (e.g., QA or Production).
  
  Related Information:
  
  Data Type CLNT: The CLNT data type is used in SAP to represent client-specific data. It is typically used for fields that need to store client-specific information, allowing for multi-client architecture.
  SAP Notes: Check SAP Notes for any known issues or additional guidance related to this error message. Sometimes, there may be specific patches or updates that address similar issues.
  Documentation: Refer to SAP documentation for best practices on defining data types in the Data Dictionary and ensuring consistency across database objects.
  
  If you continue to experience issues after following these steps, consider reaching out to your SAP Basis or ABAP development team for further assistance.