How To Fix SWF_HTTP022 - Message does not contain mandatory parameter &1

SAP Error Message - Details

• Message type: E = Error

• Message class: SWF_HTTP - Web Services in the Workflow: Server Functions

• Message number: 022

• Message text: Message does not contain mandatory parameter &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SWF_HTTP022 - Message does not contain mandatory parameter &1 ?

  The SAP error message SWF_HTTP022 indicates that a message sent via HTTP does not contain a mandatory parameter that is required for processing. This error typically occurs in the context of SAP Workflow or when using HTTP-based communication in SAP systems.
  Cause:
  The error is caused by the absence of a required parameter in the HTTP request. This could happen due to various reasons, such as:
  
  Incorrectly configured HTTP requests.
  Missing parameters in the payload of the request.
  Issues in the workflow configuration that lead to the omission of mandatory parameters.
  
  Solution:
  To resolve the SWF_HTTP022 error, you can follow these steps:
  
  
  Check the HTTP Request: 
  
  Review the HTTP request being sent to ensure that all mandatory parameters are included. This may involve checking the request body, headers, and URL parameters.
  
  
  
  Review Workflow Configuration:
  
  If the error is occurring within a workflow, check the workflow definition to ensure that all required parameters are being set correctly. Look for any missing or incorrectly configured steps that might lead to the omission of mandatory parameters.
  
  
  
  Debugging:
  
  Use transaction codes like SWI1 (Work Item Selection) or SWI2_FREQ (Work Item Overview) to analyze the workflow instances and identify where the error is occurring.
  You can also use transaction SLG1 (Application Log) to check for logs related to the error, which may provide more context.
  
  
  
  Check Documentation:
  
  Refer to the SAP documentation for the specific workflow or HTTP service you are using to identify the mandatory parameters and their expected formats.
  
  
  
  Testing:
  
  After making changes, test the HTTP request again to ensure that the error is resolved. You can use tools like Postman or curl to simulate the HTTP request and verify the parameters.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional guidance.
  
  
  
  Related Information:
  
  SAP Workflow: Understanding how workflows are configured and executed in SAP can help in troubleshooting issues related to HTTP communication.
  HTTP Communication: Familiarity with how HTTP requests are structured and the importance of parameters in API calls is crucial for resolving such errors.
  Transaction Codes: Familiarize yourself with relevant transaction codes for monitoring and debugging workflows in SAP.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurs.