How To Fix WA798 - Event linkage not active

SAP Error Message - Details

• Message type: E = Error

• Message class: WA - Messages from Workflow Event Manager

• Message number: 798

• Message text: Event linkage not active

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WA798 - Event linkage not active ?

  Certainly! Here's a detailed explanation regarding the SAP error message WA798 - Event linkage not active:
  
  SAP Error Message: WA798 - Event linkage not active
  1. Cause:
  The error message WA798 occurs when an event linkage that is supposed to trigger a workflow or a related process is not active in the system. In SAP, event linkages connect business object events to workflows or other event handlers. If the linkage is inactive or not maintained, the system cannot trigger the associated workflow or process, resulting in this error.
  Typical scenarios causing this error:
  
  The event linkage for the specific business object and event is not activated.
  The event linkage was never created or maintained.
  The linkage was deactivated during system configuration or transport.
  The workflow or event handler associated with the event linkage is missing or inactive.
  
  
  2. Solution:
  To resolve the WA798 error, you need to activate or maintain the event linkage for the relevant business object and event.
  Steps to check and activate event linkage:
  
  
  Identify the Business Object and Event:
  
  Determine which business object and event are causing the error. This information is usually available in the error log or the context where the error occurs.
  
  
  
  Use Transaction Code SWETYPV (Event Linkage Maintenance):
  
  Go to transaction SWETYPV.
  Enter the Business Object (e.g., BUS2032 for Purchase Order).
  Enter the Event (e.g., CREATED, CHANGED).
  Check if the event linkage exists and whether it is active.
  
  
  
  Activate or Create Event Linkage:
  
  If the linkage exists but is inactive, select it and activate it.
  If it does not exist, create a new event linkage by linking the event to the appropriate workflow or event handler.
  Save your changes.
  
  
  
  Check Workflow Activation:
  
  Ensure that the workflow associated with the event linkage is active and correctly configured.
  Use transaction SWDD to check the workflow definition.
  
  
  
  Test the Event:
  
  Trigger the event again to verify that the error no longer occurs.
  
  
  
  
  3. Related Information:
  
  
  Transaction Codes:
  
  SWETYPV - Event Linkage Maintenance
  SWETYP - Event Type Maintenance
  SWDD - Workflow Builder
  SWI1 - Workflow Log
  SWU3 - Automatic Workflow Customizing (to check workflow configuration)
  
  
  
  Business Objects and Events:
  
  SAP uses Business Object Repository (BOR) objects to represent business entities.
  Events are defined for these objects to trigger workflows or other processes.
  
  
  
  Common Use Case:
  
  When a Purchase Order is created or changed, an event is triggered to start an approval workflow.
  If the event linkage is inactive, the workflow will not start, and the system may throw WA798.
  
  
  
  Notes and Documentation:
  
  SAP Note 0000000 (replace with actual note number if available) may provide additional guidance.
  Refer to SAP Help Portal documentation on Workflow and Event Linkage.
  
  
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Error
  WA798 - Event linkage not active
  
  
  Cause
  Event linkage for a business object event is inactive or missing
  
  
  Solution
  Activate or create the event linkage in SWETYPV transaction
  
  
  Related T-codes
  SWETYPV, SWDD, SWI1, SWU3
  
  
  Additional Info
  Ensure associated workflow is active and correctly configured
  
  
  
  
  If you provide the specific business object and event, I can help you with more tailored instructions.