How To Fix CRM_WFD_BOL_GENIL000 - Single value field &1 cannot be used multiple times

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_WFD_BOL_GENIL - WFD BOL GenIL Messages

• Message number: 000

• Message text: Single value field &1 cannot be used multiple times

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_WFD_BOL_GENIL000 - Single value field &1 cannot be used multiple times ?

  The SAP error message CRM_WFD_BOL_GENIL000 indicates that a single value field is being used multiple times in a context where it is not allowed. This typically occurs in the context of Business Object Layer (BOL) and Generic Interface Layer (GENIL) in SAP CRM applications, particularly when working with workflows or business objects.
  Cause:
  
  
  Field Usage: The error arises when a single-value field (which is expected to hold only one value) is referenced multiple times in a BOL context. This can happen in various scenarios, such as:
  
  In a BOL model, a field is defined as a single value but is being accessed or modified in multiple places.
  In a workflow definition, a single-value field is being assigned or referenced in multiple steps or branches.
  
  
  
  Model Configuration: The BOL model may be incorrectly configured, leading to the same field being used inappropriately.
  
  
  Data Binding Issues: If there are issues with how data is bound to the UI or workflow, it may lead to attempts to set the same field multiple times.
  
  
  Solution:
  
  
  Review BOL Model: Check the BOL model configuration to ensure that single-value fields are not being referenced multiple times. If necessary, adjust the model to ensure that each field is used appropriately.
  
  
  Modify Workflow: If the error occurs in a workflow, review the workflow steps to ensure that single-value fields are not being assigned or referenced in multiple places. You may need to redesign the workflow to avoid this conflict.
  
  
  Check Data Binding: Ensure that the data binding in the UI or application is correctly set up. Make sure that single-value fields are not being bound in a way that leads to multiple assignments.
  
  
  Debugging: Use debugging tools to trace the execution flow and identify where the field is being accessed multiple times. This can help pinpoint the exact location of the issue.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to BOL and GENIL for any specific guidelines or best practices regarding the use of single-value fields.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context.
  BOL and GENIL Documentation: Familiarize yourself with the concepts of BOL and GENIL, as understanding how they work can help in troubleshooting issues related to field usage.
  Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed, providing insights or solutions from other users.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.