How To Fix ECATT452 - Type of parameter &1 does not match attribute &2

SAP Error Message - Details

• Message type: E = Error

• Message class: ECATT - eCATT Messages (Middleware and GUI)

• Message number: 452

• Message text: Type of parameter &1 does not match attribute &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ECATT452 - Type of parameter &1 does not match attribute &2 ?

  The SAP error message ECATT452, which states "Type of parameter &1 does not match attribute &2," typically occurs in the context of eCATT (extended Computer Aided Test Tool) when there is a mismatch between the expected data type of a parameter and the actual data type being provided.
  Cause:
  
  Data Type Mismatch: The parameter being passed to a function or method does not match the expected data type defined in the eCATT script or the function module. For example, if a parameter is expected to be an integer but a string is provided, this error will occur.
  Incorrect Parameter Mapping: The parameters in the eCATT script may not be correctly mapped to the attributes of the function module or method being called.
  Changes in Function Module: If the function module or method has been modified (e.g., changes in the data types of parameters), the eCATT script may not be updated accordingly.
  
  Solution:
  
  Check Parameter Types: Review the eCATT script and verify that the data types of the parameters being passed match the expected data types defined in the function module or method. You can do this by checking the function module's interface in SE37 or SE80.
  Update Parameter Mapping: If there are discrepancies in the parameter mapping, update the eCATT script to ensure that the correct data types are being used.
  Modify eCATT Script: If the function module has changed, modify the eCATT script to align with the new parameter definitions.
  Use Data Conversion: If necessary, use conversion functions to convert data types appropriately before passing them to the function/module.
  Testing: After making the necessary changes, re-run the eCATT test to ensure that the error is resolved.
  
  Related Information:
  
  eCATT Documentation: Refer to the official SAP documentation for eCATT for detailed information on parameter types and how to define them correctly.
  Function Module Documentation: Check the documentation of the specific function module being called to understand the expected parameter types.
  SAP Community: Engage with the SAP Community forums for insights and solutions from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the ECATT452 error and ensure that your eCATT scripts run successfully.