How To Fix EEWA_WDOC224 - Invalid signature for the function module of the work area!

SAP Error Message - Details

• Message type: E = Error

• Message class: EEWA_WDOC - Message Class for Waste Disposal Order Cockpit

• Message number: 224

• Message text: Invalid signature for the function module of the work area!

What causes this issue?

The function module does not have a valid signature in order to be used
in the work areas of the waste disposal order cockpit. The following
parameter must be defined for the function module:
Export Parameter:
PAR_PLUGIN type ref to IF_EEWA_WDOC_WORKAREA_PLUGIN
There must not be any other obligatory parameters defined for this
function module. Additional (optional) parameters will be disregarded.

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?

Adjust the signature of the function module or use a function module
with a compatible signature.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EEWA_WDOC224 - Invalid signature for the function module of the work area! ?

  The SAP error message EEWA_WDOC224, which indicates "Invalid signature for the function module of the work area," typically arises in the context of SAP Workflow or Business Workflow scenarios. This error suggests that there is a mismatch or inconsistency in the function module signature that is being called within the workflow.
  Causes:
  
  Function Module Changes: The function module that is being called may have been changed (e.g., parameters added, removed, or modified) after the workflow was created or activated.
  Transport Issues: If the function module was transported from one system to another (e.g., from development to production), the transport may not have included all necessary changes or dependencies.
  Version Mismatch: There may be a version mismatch between the workflow definition and the function module it is trying to call.
  Inconsistent Workflow Definition: The workflow definition may not be properly updated to reflect changes in the function module.
  
  Solutions:
  
  Check Function Module: Verify the signature of the function module being called. Ensure that it matches the expected parameters in the workflow definition.
  Re-activate Workflow: If changes were made to the function module, re-activate the workflow to ensure it picks up the latest changes.
  Transport Consistency: Ensure that all relevant transports have been correctly applied in the target system. Check for any missing objects or dependencies.
  Update Workflow Definition: If the function module has changed, update the workflow definition to reflect the new parameters or structure.
  Debugging: Use transaction SWI1 (Work Item Selection) or SWI2_FREQ (Work Item Overview) to analyze the work items and see where the error is occurring. You can also use transaction SE37 to check the function module directly.
  Check for Notes: Look for any SAP Notes related to this error message or the specific function module. There may be known issues or patches available.
  
  Related Information:
  
  
  Transaction Codes: 
  
  SWDD: Workflow Builder - to check and modify workflows.
  SE37: Function Module - to view and edit the function module.
  SWI1/SWI2: Work Item Monitoring - to analyze work items and their statuses.
  
  
  
  SAP Notes: Always check the SAP Support Portal for any relevant notes that might address this specific error or provide guidance on similar issues.
  
  
  Documentation: Review SAP documentation on workflows and function modules to understand the expected structure and parameters.
  
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or ABAP team for further investigation.