How To Fix /PM0/3FW_CHK_MESS320 - CHECK: &1 object &2 is used more than once. By &3 and &4

SAP Error Message - Details

• Message type: E = Error

• Message class: /PM0/3FW_CHK_MESS -

• Message number: 320

• Message text: CHECK: &1 object &2 is used more than once. By &3 and &4

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PM0/3FW_CHK_MESS320 - CHECK: &1 object &2 is used more than once. By &3 and &4 ?

  The SAP error message /PM0/3FW_CHK_MESS320 indicates that a specific object (like a work center, material, or any other entity) is being used more than once in a context where it should only be used once. This typically occurs in scenarios involving planning, scheduling, or resource allocation where unique assignments are required.
  Cause:
  The error is triggered when:
  
  An object (e.g., a work center or resource) is assigned to multiple tasks or operations in a way that violates the system's constraints.
  There may be overlapping assignments in a project or maintenance plan.
  The configuration or master data setup may have duplicates or incorrect relationships.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify the Objects: Check the details provided in the error message. The placeholders &1, &2, &3, and &4 will give you specific information about the object type, the object ID, and the conflicting assignments.
  
  
  Review Assignments: Go to the relevant transaction or module (like PM, PP, or others) and review the assignments of the object mentioned in the error. Look for:
  
  Duplicate entries in the same planning period.
  Overlapping operations or tasks that might be using the same resource.
  
  
  
  Adjust Assignments: Modify the assignments to ensure that each object is only used once in the context required. This may involve:
  
  Reassigning tasks to different resources.
  Splitting operations if necessary.
  Removing or consolidating duplicate entries.
  
  
  
  Check Master Data: Ensure that the master data for the objects involved is correctly set up. Look for any inconsistencies or duplicates in the configuration.
  
  
  Testing: After making the necessary adjustments, re-run the process that triggered the error to confirm that the issue has been resolved.
  
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may need to use transaction codes like IW38 (for maintenance orders), CO02 (for production orders), or CR01 (for work centers) to investigate and modify the relevant data.
  Documentation: Refer to SAP documentation or help files for specific guidelines on managing resources and assignments in the relevant module (e.g., PM, PP).
  Support: If the issue persists after following the above steps, consider reaching out to your SAP support team or consulting the SAP community for further assistance.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.