How To Fix SWFHTTP015 - Error when generating a Callback Handler object

SAP Error Message - Details

• Message type: E = Error

• Message class: SWFHTTP - Messages for Handlers

• Message number: 015

• Message text: Error when generating a Callback Handler object

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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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SWFHTTP015 - Error when generating a Callback Handler object ?

  The SAP error message SWFHTTP015 typically occurs when there is an issue with generating a Callback Handler object in the context of SAP Workflow or SAP Business Workflow. This error can arise due to various reasons, including configuration issues, missing components, or problems with the underlying HTTP connection.
  Causes:
  
  Configuration Issues: The Callback Handler may not be properly configured in the system. This can include incorrect settings in the workflow configuration or missing parameters.
  Missing Components: Required components or services may not be activated or installed in the SAP system.
  Authorization Issues: The user or service account may not have the necessary authorizations to create or access the Callback Handler.
  Network Issues: Problems with the network connection or HTTP settings can prevent the Callback Handler from being generated.
  System Errors: There may be underlying system errors or inconsistencies that affect the workflow processing.
  
  Solutions:
  
  Check Configuration: Review the configuration settings for the workflow and ensure that all necessary parameters are correctly set. This includes checking the workflow definition and any associated settings.
  Activate Services: Ensure that all required services and components related to the Callback Handler are activated in the SAP system. This may involve checking transaction codes like SICF (HTTP Service Hierarchy) to ensure the necessary services are active.
  Review Authorizations: Verify that the user or service account has the appropriate authorizations to execute the workflow and generate the Callback Handler. You may need to adjust roles or permissions accordingly.
  Network Configuration: Check the network settings and ensure that there are no issues with the HTTP connection. This may involve checking firewall settings, proxy configurations, or other network-related parameters.
  System Logs: Review system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. There may be patches or updates available that resolve known issues related to the Callback Handler.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SWI1 (Work Item Selection), SWI2_FREQ (Work Item Selection for Recurrent Tasks), and SWFVISU (Workflow Visualization) to help diagnose and troubleshoot workflow issues.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Documentation: Refer to the official SAP documentation for Workflow and HTTP services for detailed guidance on configuration and troubleshooting.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.