How To Fix CPCC_DM074 - New operation number is used twice (row &1 and &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: CPCC_DM - Message Class for Changing Task List

• Message number: 074

• Message text: New operation number is used twice (row &1 and &2)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CPCC_DM074 - New operation number is used twice (row &1 and &2) ?

  The SAP error message CPCC_DM074, which states "New operation number is used twice (row &1 and &2)," typically occurs in the context of project management or production planning within SAP. This error indicates that the same operation number has been assigned to multiple entries in a project or production order, which is not allowed.
  Cause:
  
  Duplicate Operation Numbers: The primary cause of this error is that the same operation number has been assigned to more than one operation in the same project or order.
  Data Entry Errors: This can happen due to manual data entry mistakes where the user inadvertently assigns the same operation number to different tasks or activities.
  System Configuration Issues: In some cases, it may be due to incorrect configuration settings in the project or production order management module.
  
  Solution:
  
  Identify Duplicate Entries: Review the operations in the project or production order to identify where the duplicate operation numbers are being used. You can do this by checking the operation list in the relevant transaction (e.g., CJ20N for projects or CO02 for production orders).
  Correct the Operation Numbers: Once you have identified the duplicates, you need to change one of the operation numbers to a unique value. Ensure that each operation has a distinct number.
  Check for Consistency: After making changes, ensure that all related documents and entries are consistent and that no other duplicates exist.
  Re-save the Document: After correcting the operation numbers, try to save the project or production order again to see if the error persists.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CJ20N (Project Builder), CO02 (Change Production Order), or others depending on your specific context.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. Sometimes, there may be specific fixes or recommendations provided by SAP.
  User Authorization: Ensure that you have the necessary authorizations to make changes to the project or production order.
  Training and Documentation: If this error occurs frequently, consider providing additional training for users involved in data entry to minimize the chances of duplicate entries.
  
  By following these steps, you should be able to resolve the CPCC_DM074 error and prevent it from occurring in the future.