How To Fix XBP_EXT012 - ExtSdl: Call of the '&' function module

SAP Error Message - Details

• Message type: E = Error

• Message class: XBP_EXT - XBP Extension

• Message number: 012

• Message text: ExtSdl: Call of the '&' function module

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 XBP_EXT012 - ExtSdl: Call of the '&' function module ?

  The SAP error message XBP_EXT012 typically indicates an issue related to the execution of an external function module in the context of the SAP Business Process Management (BPM) or SAP Business Workflow. The error message suggests that there is a problem with the call to the specified function module, which is denoted by the '&' symbol in the error message.
  Cause:
  
  Function Module Not Found: The function module being called may not exist in the system or may not be activated.
  Authorization Issues: The user executing the function may not have the necessary authorizations to call the function module.
  Incorrect Parameters: The parameters being passed to the function module may be incorrect or not in the expected format.
  System Configuration: There may be issues with the configuration of the external system or the RFC (Remote Function Call) connection.
  Network Issues: If the function module is supposed to call an external system, network issues could prevent the call from being successful.
  
  Solution:
  
  Check Function Module: Verify that the function module exists in the system. You can do this by using transaction SE37 (Function Builder) to search for the function module.
  Check Authorizations: Ensure that the user has the necessary authorizations to execute the function module. You can check this using transaction SU53 to analyze authorization failures.
  Validate Parameters: Review the parameters being passed to the function module to ensure they are correct and in the expected format.
  Check RFC Connections: If the function module is calling an external system, check the RFC connection settings in transaction SM59 to ensure they are correctly configured and active.
  Review Logs: Check the system logs (transaction SLG1) for any additional error messages or information that may provide more context about the failure.
  Debugging: If necessary, you can debug the workflow or process to see where the error occurs and gather more information about the state of the system at that point.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the documentation for the specific function module to understand its expected behavior and requirements.
  Community Forums: Consider checking SAP Community forums or other online resources for similar issues encountered by other users.
  
  If the issue persists after following these steps, it may be beneficial to engage with SAP support for further assistance.