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

TPDA421 - Overview

• 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

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 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