DDLS405 - Function &: parameter has incorrect data type &

SAP Error Message - Details

• Message type: E = Error

• Message class: DDLS - For DDL source handling

• Message number: 405

• Message text: Function &: parameter has incorrect data type &

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DDLS405 - Function &: parameter has incorrect data type & ?

  The SAP error message DDLS405 indicates that there is a problem with the data type of a parameter in a function module or method. This error typically arises during the execution of a Data Definition Language (DDL) statement, such as when creating or modifying database objects.
  Cause:
  The error occurs when:
  
  A parameter passed to a function or method does not match the expected data type defined in the function's signature.
  There may be a mismatch between the data types of the parameters in the calling program and the function module or method being called.
  The data type of the parameter may not be compatible with the expected data type (e.g., passing a string where an integer is expected).
  
  Solution:
  To resolve the DDLS405 error, you can take the following steps:
  
  
  Check Function Module/Method Signature:
  
  Review the definition of the function module or method to understand the expected data types for each parameter.
  Ensure that the parameters you are passing match the expected data types.
  
  
  
  Data Type Conversion:
  
  If there is a mismatch, consider converting the data type of the parameter to match the expected type. For example, if an integer is expected, ensure that you are passing an integer and not a string.
  
  
  
  Debugging:
  
  Use the debugger to step through the code and inspect the values and data types of the parameters being passed to the function/module.
  Check for any implicit type conversions that may be occurring and ensure they are valid.
  
  
  
  Review Data Dictionary:
  
  If the function is related to database operations, check the data dictionary definitions for the relevant tables and fields to ensure that the data types align.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or the function module documentation for any specific requirements or constraints regarding the parameters.
  
  
  
  Testing:
  
  After making the necessary adjustments, test the function/module again to ensure that the error is resolved.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific function module or method you are using.
  Transaction Codes: Use transaction codes like SE37 (Function Builder) or SE80 (Object Navigator) to analyze the function module or method in question.
  Data Types: Familiarize yourself with SAP data types (e.g., CHAR, NUMC, INT4) and their corresponding ABAP types to avoid similar issues in the future.
  
  By following these steps, you should be able to identify and correct the cause of the DDLS405 error in your SAP environment.