How To Fix /SAPAPO/CDPSOPT216 - Duplicate link between activitites &1 and &2 exists

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/CDPSOPT -

• Message number: 216

• Message text: Duplicate link between activitites &1 and &2 exists

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/CDPSOPT216 - Duplicate link between activitites &1 and &2 exists ?

  The SAP error message /SAPAPO/CDPSOPT216 Duplicate link between activities &1 and &2 exists typically occurs in the context of SAP Advanced Planning and Optimization (APO), particularly when dealing with the scheduling of activities in a project or production planning scenario. This error indicates that there are multiple links (dependencies) defined between two activities, which is not allowed.
  Cause:
  The error is caused by the existence of duplicate links between two activities in the planning process. This can happen due to:
  
  Manual entry errors where the same dependency is defined multiple times.
  Data import issues where the same link is imported more than once.
  System bugs or inconsistencies in the data model.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Activity Links:
  
  Go to the relevant planning board or transaction where the activities are defined.
  Review the links between the activities &1 and &2 mentioned in the error message.
  Identify and remove any duplicate links.
  
  
  
  Use Transaction Codes:
  
  Use transaction codes like /SAPAPO/SDP94 (for planning board) or /SAPAPO/CDPS (for project planning) to view and manage the activities and their dependencies.
  Look for the specific activities and check their dependencies.
  
  
  
  Data Consistency Check:
  
  Run consistency checks in the system to identify any other potential issues with the activity links.
  Use transaction /SAPAPO/TSM to check for inconsistencies in the planning data.
  
  
  
  Data Import Review:
  
  If the issue arose after a data import, review the import file or process to ensure that it does not contain duplicate entries for activity links.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to this error for any specific patches or updates that may address the issue.
  
  
  
  Contact SAP Support:
  
  If the issue persists and you cannot identify the duplicates, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might provide additional insights or solutions for this specific error.
  System Logs: Review system logs for any additional error messages or warnings that might provide context for the issue.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to identify and resolve the duplicate link issue between the specified activities in your SAP APO system.