How To Fix KE206 - Sequence & has already been assigned to another derivation rule

SAP Error Message - Details

• Message type: E = Error

• Message class: KE -

• Message number: 206

• Message text: Sequence & has already been assigned to another derivation rule

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message KE206 - Sequence & has already been assigned to another derivation rule ?

  The SAP error message KE206, which states "Sequence & has already been assigned to another derivation rule," typically occurs in the context of the SAP Controlling (CO) module, particularly when dealing with the assignment of derivation rules in Profitability Analysis (CO-PA).
  Cause:
  This error arises when you attempt to assign a sequence number to a derivation rule that is already in use by another derivation rule. In SAP, each derivation rule must have a unique sequence number to ensure that the system can correctly process and apply the rules without conflicts.
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Identify the Existing Assignment:
  
  Use transaction code KE4I (or navigate through the menu) to view the existing derivation rules.
  Check the sequence numbers that are already assigned to other derivation rules.
  
  
  
  Change the Sequence Number:
  
  If you find that the sequence number you are trying to use is already assigned, you will need to choose a different, unique sequence number for your new derivation rule.
  Update the derivation rule with the new sequence number.
  
  
  
  Review Derivation Rules:
  
  Ensure that all derivation rules are correctly configured and that there are no overlaps in sequence numbers.
  If necessary, document the changes made to maintain clarity in your configuration.
  
  
  
  Test the Changes:
  
  After making the changes, test the derivation rule to ensure that it works as expected without triggering the error message.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  KE4I: Create/Change Derivation Rules
  KE4J: Display Derivation Rules
  KE30: Report for Profitability Analysis
  
  
  
  Documentation:
  
  Refer to SAP Help documentation for detailed information on configuring derivation rules in CO-PA.
  Check SAP Notes for any specific issues or updates related to this error message.
  
  
  
  Best Practices:
  
  Maintain a clear naming and numbering convention for derivation rules to avoid conflicts.
  Regularly review and clean up unused or obsolete derivation rules to keep the system organized.
  
  
  
  By following these steps, you should be able to resolve the KE206 error and successfully configure your derivation rules in SAP.