How To Fix TPDA421 - The parameters contain types that are not permitted for test data

SAP Error Message - Details

• Message type: E = Error

• Message class: TPDA - Debugger

• Message number: 421

• Message text: The parameters contain types that are not permitted for test data

Self-Explanatory Message

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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 TPDA421 - The parameters contain types that are not permitted for test data ?

  The SAP error message TPDA421 indicates that there are issues with the parameters used in a test data scenario. Specifically, it suggests that the parameters contain types that are not permitted for test data. This error typically arises in the context of test data management or when working with test data in SAP systems.
  Cause:
  
  Invalid Data Types: The parameters being used may include data types that are not supported for the specific test data operation you are trying to perform. For example, certain complex data types or structures may not be allowed.
  Configuration Issues: There may be configuration settings in the SAP system that restrict the types of data that can be used for test data.
  Incompatibility: The test data being generated or manipulated may not be compatible with the expected formats or structures defined in the system.
  
  Solution:
  
  Review Parameter Types: Check the parameters you are using in your test data scenario. Ensure that they conform to the expected types and formats. Refer to the documentation for the specific function or transaction you are using to understand the valid data types.
  Adjust Test Data Configuration: If you have access to the configuration settings, review them to ensure that they allow the types of data you are trying to use. You may need to modify the configuration to permit the required data types.
  Use Supported Data Types: If you identify unsupported data types, consider converting or replacing them with supported types. This may involve changing the structure of the data or using different fields that are compatible.
  Consult Documentation: Refer to SAP documentation or help resources related to test data management for specific guidelines on valid parameter types and configurations.
  Seek Help from SAP Support: If the issue persists, consider reaching out to SAP support for assistance. They can provide insights based on the specific context of your system and the error message.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same error and can share their solutions.
  Testing Tools: If you are using specific SAP testing tools (like SAP Solution Manager), ensure that they are properly configured and updated to the latest version, as updates may resolve compatibility issues.
  
  By following these steps, you should be able to identify the cause of the TPDA421 error and implement a solution to resolve it.