How To Fix PPESNP031 - The activity &1 already exists with a different internal key

SAP Error Message - Details

• Message type: E = Error

• Message class: PPESNP - Message Class for SNP Routing

• Message number: 031

• Message text: The activity &1 already exists with a different internal key

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message PPESNP031 - The activity &1 already exists with a different internal key ?

  The SAP error message PPESNP031, which states "The activity &1 already exists with a different internal key," typically occurs in the context of SAP Production Planning (PP) or Project System (PS) modules. This error indicates that there is an attempt to create or modify an activity that already exists in the system but is associated with a different internal key.
  Cause:
  
  
  Duplicate Activity: The activity you are trying to create or modify already exists in the system, but it is linked to a different internal key. This can happen if:
  
  You are trying to create an activity with the same identifier (e.g., activity number) as an existing one.
  There is a mismatch in the internal keys due to data inconsistencies or errors during data migration or import.
  
  
  
  Data Migration Issues: If data has been migrated from another system or if there have been changes in the configuration, it may lead to conflicts in the internal keys.
  
  
  Incorrect Configuration: There may be issues with the configuration settings in the project or production planning settings that lead to this error.
  
  
  Solution:
  
  
  Check Existing Activities: 
  
  Use transaction codes like CJ20N (Project Builder) or CJI3 (Project Actual Line Items) to check if the activity already exists.
  Look for the activity using the same identifier and verify its details.
  
  
  
  Modify or Delete Existing Activity: 
  
  If the existing activity is not needed, consider deleting it or modifying it to avoid the conflict.
  If the activity is required, you may need to adjust your new activity's identifier or details to ensure it does not conflict.
  
  
  
  Data Consistency Check: 
  
  Run consistency checks in the system to identify any discrepancies in the project or production planning data.
  Use transaction SE11 to check the database table entries related to activities and their internal keys.
  
  
  
  Consult Documentation: 
  
  Review SAP documentation or notes related to this error message for any specific guidance or patches that may address the issue.
  
  
  
  Contact SAP Support: 
  
  If the issue persists and you cannot resolve it, consider reaching out to SAP support for assistance. Provide them with detailed information about the error, including the steps leading to it and any relevant configuration settings.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CJ20N, CJI3, CATS, and others that are used for project management and planning.
  SAP Notes: Search for SAP Notes related to PPESNP031 in the SAP Support Portal for any known issues or fixes.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.