How To Fix /IWBEP/CM_V4_MED058 - Parameter '&1' not found

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_V4_MED -

• Message number: 058

• Message text: Parameter '&1' not found

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/CM_V4_MED058 - Parameter '&1' not found ?

  The SAP error message /IWBEP/CM_V4_MED058 Parameter '&1' not found typically occurs in the context of OData services when a parameter that is expected in a request is not found or is not defined in the service's metadata. This can happen for various reasons, including issues with the service definition, incorrect request formatting, or missing parameters in the request.
  Causes:
  
  Missing Parameter in Request: The request sent to the OData service is missing a required parameter.
  Incorrect Parameter Name: The parameter name used in the request does not match the expected name defined in the OData service.
  Service Metadata Issues: The OData service may not be properly defined, or the metadata may not be up to date.
  Version Mismatch: There may be a mismatch between the client and server versions of the OData service.
  Authorization Issues: Sometimes, authorization issues can lead to parameters not being recognized.
  
  Solutions:
  
  Check Request Parameters: Review the request being sent to the OData service and ensure that all required parameters are included and correctly named.
  Review Service Metadata: Access the service metadata (usually available at the service URL with $metadata appended) to verify the expected parameters and their names.
  Update Service Definition: If you have access to the service definition, ensure that it is correctly defined and that all parameters are included.
  Test with Tools: Use tools like Postman or SAP Gateway Client to test the OData service and see if the error persists with different requests.
  Check for Updates: Ensure that both the client and server components are up to date and compatible with each other.
  Debugging: If you have access to the backend, consider debugging the OData service to see where the parameter is being checked and why it is not found.
  
  Related Information:
  
  OData Documentation: Familiarize yourself with OData standards and how parameters are defined and used.
  SAP Notes: Check SAP Notes for any known issues related to the specific version of the OData service you are using.
  Community Forums: Engage with SAP community forums or support channels for additional insights and solutions from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution.