How To Fix CNV_PE_CHECK252 - Parameter of kind &1 not allowed in interface of type &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE_CHECK - Check Framework messages for posting engine

• Message number: 252

• Message text: Parameter of kind &1 not allowed in interface of type &2

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 CNV_PE_CHECK252 - Parameter of kind &1 not allowed in interface of type &2 ?

  The SAP error message CNV_PE_CHECK252 indicates that there is an issue with the parameters being used in a specific interface. The message states that a parameter of a certain kind (denoted by &1) is not allowed in the interface of a specified type (denoted by &2). This error typically arises during data migration or conversion processes, particularly when using SAP's Conversion Tools or during the execution of programs that involve data transformation.
  Cause:
  
  Invalid Parameter Type: The parameter being passed does not match the expected type for the interface. This could be due to a mismatch in data types or incorrect parameter usage.
  Configuration Issues: The interface may not be properly configured to accept the specified parameter.
  Version Mismatch: There may be a version mismatch between the data model and the interface being used, leading to incompatibility.
  Custom Code Issues: If custom code is involved, there may be errors in the implementation that lead to the passing of invalid parameters.
  
  Solution:
  
  Check Parameter Definitions: Review the definitions of the parameters being passed to ensure they match the expected types for the interface. Make sure that the parameter kind is allowed for the specified interface type.
  Review Interface Configuration: Ensure that the interface is correctly configured to accept the parameters being passed. This may involve checking the interface documentation or configuration settings.
  Debugging: If you have access to the code, use debugging tools to trace the execution and identify where the invalid parameter is being introduced.
  Consult Documentation: Refer to SAP documentation or notes related to the specific interface you are working with to understand the expected parameters and their types.
  Update or Patch: If the issue is related to a known bug, check for any available updates or patches from SAP that may resolve the issue.
  Contact SAP Support: If the problem persists and you cannot identify the cause, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes that may address this specific error message or provide guidance on similar issues.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered and resolved similar issues.
  Documentation: Review the documentation for the specific SAP module or tool you are using, as it may provide insights into parameter requirements and interface configurations.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.