How To Fix WFD_WP1_MSG037 - Worker &1 already exists with name &2.

SAP Error Message - Details

• Message type: E = Error

• Message class: WFD_WP1_MSG - Message Class for Worker Integration WP1

• Message number: 037

• Message text: Worker &1 already exists with name &2.

What causes this issue?

Generic user?s name has been changed.

System Response

How to fix this error?

Go to the source system or monitoring tool. In the profile details,
change the name of the generic user.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WFD_WP1_MSG037 - Worker &1 already exists with name &2. ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WFD_WP1_MSG037: Worker &1 already exists with name &2.
  
  Cause:
  This error occurs in SAP Workflow when you try to create or assign a workflow container element or a workflow step involving a "worker" (person or organizational unit) that already exists in the workflow context with the same name or identifier.
  In other words, the system detects a duplicate entry for a workflow participant (worker) with the same ID (&1) and name (&2). This typically happens when:
  
  You attempt to add a user or organizational unit to a workflow step or container that is already assigned.
  There is a duplication in the workflow definition or during runtime when the same user is assigned multiple times unintentionally.
  The workflow container or binding tries to create or assign a worker that already exists.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Workflow Definition:
  
  Review the workflow steps and container elements to ensure that the same worker is not assigned multiple times unnecessarily.
  Avoid duplicate assignments of the same user or organizational unit in the workflow design.
  
  
  
  Check Workflow Container Bindings:
  
  Verify the container elements and their bindings to ensure that the same worker is not bound multiple times.
  Adjust the container element or binding logic to prevent duplicates.
  
  
  
  Check Workflow Runtime Data:
  
  If the error occurs during workflow execution, check the workflow log and container data to identify where the duplicate assignment happens.
  Use transaction SWI1 (Work Item Selection) or SWI2_FREQ (Workflow Log) to analyze the workflow instances.
  
  
  
  Adjust Workflow Logic:
  
  Modify the workflow logic or custom code (if any) that assigns workers to ensure uniqueness.
  Implement checks before assigning a worker to a step or container element.
  
  
  
  Consult Workflow Developer or Administrator:
  
  If you are not the workflow developer, involve the workflow administrator or developer to review the workflow design and correct the duplication.
  
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SWDD - Workflow Builder (to check and edit workflow definitions)
  SWI1 - Work Item Selection (to analyze workflow runtime data)
  SWI2_FREQ - Workflow Log (to check workflow logs)
  SWU3 - Workflow Customizing (to check workflow configuration)
  
  
  
  SAP Notes and Documentation:
  
  Check SAP Notes related to workflow container and worker assignment issues.
  Review SAP Help Portal documentation on Workflow container elements and participant assignment.
  
  
  
  Common Scenarios:
  
  Duplicate user assignment in parallel workflow steps.
  Incorrect container element mapping causing repeated worker entries.
  Custom workflow code or user-exits assigning workers without checking for duplicates.
  
  
  
  
  If you provide more context (e.g., workflow type, step, or scenario), I can help with more specific guidance.