How To Fix WD520 - Choose an agent

SAP Error Message - Details

• Message type: E = Error

• Message class: WD - Workflow definition

• Message number: 520

• Message text: Choose an agent

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 WD520 - Choose an agent ?

  SAP Error Message:
  
  WD520 - Choose an agent
  
  Cause:
  The error message WD520 - Choose an agent typically occurs in the context of SAP Web Dynpro applications, especially when dealing with workflow or agent determination scenarios. It indicates that the system requires the user to select an agent (a responsible person or role) to proceed, but no agent has been chosen or automatically determined.
  This usually happens when:
  
  The workflow step or task requires an agent assignment, but the system cannot find a unique agent automatically.
  Multiple agents are possible, and the system prompts the user to select one.
  The agent determination logic is incomplete or missing, so the system cannot assign an agent automatically.
  The user interface expects an agent to be selected before continuing, but none has been selected.
  
  
  Solution:
  To resolve the WD520 - Choose an agent error, consider the following steps:
  
  
  Select an Agent Manually:
  
  When prompted, choose an appropriate agent from the list provided.
  This is the simplest solution if the system expects user input.
  
  
  
  Check Agent Determination Configuration:
  
  Verify the workflow or Web Dynpro application configuration to ensure that agent determination is correctly set up.
  Make sure that the agent assignment rules (e.g., organizational assignment, role assignment) are properly maintained.
  If the system should determine the agent automatically, check the logic or code that performs this determination.
  
  
  
  Enhance Agent Determination Logic:
  
  If the system cannot find a unique agent, enhance the logic to narrow down the agent list or assign a default agent.
  This might involve adjusting the workflow step’s agent assignment method or improving the underlying ABAP code.
  
  
  
  Check User Authorizations:
  
  Ensure that the user has the necessary authorizations to view and select agents.
  Sometimes, missing authorizations can prevent the system from displaying agents.
  
  
  
  Debug the Application:
  
  If the problem persists, debug the Web Dynpro application or workflow to identify why the agent list is empty or why the system cannot proceed without manual selection.
  
  
  
  
  Related Information:
  
  Context: This message is common in SAP Business Workflow and Web Dynpro applications where tasks require agent assignment.
  Transaction Codes: Workflow maintenance (SWDD), Web Dynpro application maintenance (SE80), or workflow inbox (SBWP).
  SAP Notes: Check SAP Notes related to workflow agent determination or Web Dynpro agent selection issues.
  Documentation: Refer to SAP Help Portal sections on Workflow Agent Determination and Web Dynpro UI elements for agent selection.
  
  
  Summary:
  
  Cause: No agent selected or system cannot determine a unique agent automatically.
  Solution: Manually select an agent or fix the agent determination logic/configuration.
  Check: Workflow configuration, agent assignment rules, user authorizations, and debug if necessary.
  
  
  If you provide more context (e.g., which application or transaction you are using), I can give more specific guidance.