How To Fix WFF_KW001 - Index &1 has been in parent index &2

SAP Error Message - Details

• Message type: E = Error

• Message class: WFF_KW - Web Financials Forms: Knowledge Warehouse Connection

• Message number: 001

• Message text: Index &1 has been in parent index &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WFF_KW001 - Index &1 has been in parent index &2 ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WFF_KW001: Index &1 has been in parent index &2
  
  Cause:
  This error occurs in the SAP Workflow engine when there is an inconsistency or corruption in the workflow container's index references. Specifically, it means that the workflow container is trying to assign or reference an index (&1) that is already part of a parent index (&2). This typically happens due to:
  
  Incorrect or duplicate indexing in the workflow container elements.
  Programming errors in custom workflow container manipulations.
  Corruption or inconsistency in the workflow container data structure.
  Issues during workflow import/export or transport that cause container index mismatches.
  
  
  Explanation:
  In SAP Workflow, the container is a data structure holding all the data objects (elements) used in the workflow. Each element has an index, and some elements can be nested or grouped under parent indices. The error indicates that an index is being assigned or referenced twice or incorrectly, violating the container's hierarchical structure.
  
  Solution:
  
  
  Check Workflow Container Definitions:
  
  Review the workflow container elements in the workflow builder (transaction SWDD).
  Look for duplicate or conflicting container element names or indices.
  Ensure that no container element is assigned to multiple parent indices incorrectly.
  
  
  
  Debug Workflow Container Handling:
  
  If the workflow container is manipulated programmatically (e.g., via function modules or BAPIs), check the code for incorrect container index assignments.
  Use debugging tools to trace where the container index is being set or modified.
  
  
  
  Re-import or Re-transport Workflow:
  
  If the error appeared after a transport or import, try re-importing the workflow or transport to ensure no corruption occurred.
  
  
  
  SAP Notes and Support:
  
  Search for SAP Notes related to WFF_KW001 for any patches or known issues.
  If the problem persists, consider raising a support ticket with SAP, providing workflow definitions and logs.
  
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SWDD - Workflow Builder (to check container elements)
  SWI1 - Workflow Log (to analyze workflow execution and errors)
  SWU_OBUF - Workflow Object Buffer (to check workflow container objects)
  
  
  
  SAP Tables:
  
  SWWWIHEAD - Workflow header
  SWWCONT - Workflow container elements
  
  
  
  Common SAP Notes:
  
  Check SAP Support Portal for notes mentioning WFF_KW001 or workflow container index issues.
  
  
  
  
  If you provide more context (e.g., when the error occurs, custom workflows involved), I can help with more specific guidance.