How To Fix 5W050 - Function module & does not meet the workflow conventions

SAP Error Message - Details

• Message type: E = Error

• Message class: 5W - Messages for PD (Particularly Workflow)

• Message number: 050

• Message text: Function module & does not meet the workflow conventions

What causes this issue?

The function modules for rule resolution have a standard interface that
must be defined as follows:
Table parameters:
AC_CONTAINER with structure SWCONT
ACTOR_TAB with structure SWHACTOR
Other table parameters are not allowed.
Import parameters:
Only optional import parameters are allowed. The optional ACT_WEGID
parameter with reference field T778A-WEGID may be used for Org.
Management function modules.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Adapt the rule function module so that it meets these conventions.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 5W050 - Function module & does not meet the workflow conventions ?

  The SAP error message 5W050 indicates that a function module does not meet the workflow conventions required for it to be used in a workflow context. This error typically arises when a function module is called within a workflow but does not adhere to the expected interface or structure that SAP workflows require.
  Cause:
  The primary causes of this error can include:
  
  Incorrect Function Module Signature: The function module may not have the correct importing, exporting, or changing parameters as expected by the workflow.
  Missing Exception Handling: The function module may not handle exceptions properly, which is crucial for workflows to manage errors effectively.
  Not Defined as a Workflow-Compatible Function: The function module may not be marked as a workflow-compatible function module in the SAP system.
  Incompatible Data Types: The data types of the parameters in the function module may not be compatible with what the workflow expects.
  
  Solution:
  To resolve the 5W050 error, you can take the following steps:
  
  
  Check Function Module Definition:
  
  Go to transaction SE37 (Function Module) and enter the name of the function module causing the error.
  Verify that the function module has the correct parameters defined (importing, exporting, and changing parameters).
  
  
  
  Ensure Exception Handling:
  
  Make sure that the function module includes proper exception handling. This is important for workflows to manage errors gracefully.
  
  
  
  Mark as Workflow-Compatible:
  
  If the function module is not marked as workflow-compatible, you may need to adjust its attributes. This can be done in the function module's attributes.
  
  
  
  Review Data Types:
  
  Check the data types of the parameters in the function module. Ensure they are compatible with the expected types in the workflow.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific function module and workflows to ensure compliance with best practices.
  
  
  
  Testing:
  
  After making the necessary changes, test the function module independently to ensure it works as expected before integrating it back into the workflow.
  
  
  
  Related Information:
  
  Workflow Configuration: Understanding how workflows are configured in SAP can help in troubleshooting issues related to function modules.
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or patches related to the function module or workflow issues.
  SAP Community: Engaging with the SAP Community can provide insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the 5W050 error in your SAP environment.