How To Fix DDLS202 - Data type of function & could not be determined

SAP Error Message - Details

• Message type: E = Error

• Message class: DDLS - For DDL source handling

• Message number: 202

• Message text: Data type of function & could not be determined

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message DDLS202 - Data type of function & could not be determined ?

  The SAP error message DDLS202 ("Data type of function & could not be determined") typically occurs during the process of generating or modifying database objects, particularly when dealing with function modules or stored procedures. This error indicates that the system is unable to ascertain the data type of a function or a parameter within a function.
  Causes:
  
  Missing or Incorrect Data Type Definition: The function module or procedure may have parameters that do not have a clearly defined data type.
  Inconsistent Data Types: There may be inconsistencies in the data types used in the function definition and the actual implementation.
  Database Compatibility Issues: If the function is being used in a context where the database does not support certain data types, this error may arise.
  Transport Issues: If the function was transported from another system, there may be missing dependencies or definitions that are not present in the target system.
  Syntax Errors: There could be syntax errors in the function definition that prevent the system from interpreting the data types correctly.
  
  Solutions:
  
  Check Function Definition: Review the function module or procedure definition to ensure that all parameters have clearly defined data types.
  Consistency Check: Ensure that the data types used in the function are consistent with those defined in the database schema.
  Database Compatibility: Verify that the data types used are compatible with the database you are working with. If necessary, adjust the data types to match the database's capabilities.
  Recreate the Function: If the function was transported, consider recreating it in the target system to ensure all dependencies are correctly defined.
  Debugging: Use debugging tools to trace the execution and identify where the data type resolution fails.
  Consult Documentation: Refer to SAP documentation or community forums for any known issues related to the specific version of SAP you are using.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any patches or updates related to this error message. SAP frequently releases notes that address specific issues.
  Transaction Codes: Use transaction codes like SE37 (Function Builder) or SE80 (Object Navigator) to inspect and modify function modules.
  Community Forums: Engage with SAP community forums or support channels for additional insights and solutions from other users who may have encountered the same issue.
  
  By following these steps, you should be able to identify the root cause of the DDLS202 error and implement a suitable solution.