How To Fix KF180 - Prefix RK2 reserved for ABAPs for segment level (CO-PA)

SAP Error Message - Details

• Message type: E = Error

• Message class: KF -

• Message number: 180

• Message text: Prefix RK2 reserved for ABAPs for segment level (CO-PA)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message KF180 - Prefix RK2 reserved for ABAPs for segment level (CO-PA) ?

  The SAP error message KF180, which states "Prefix RK2 reserved for ABAPs for segment level (CO-PA)," typically occurs in the context of the Controlling Profitability Analysis (CO-PA) module when there is an issue with the configuration or data entry related to the segment level.
  Cause:
  
  Incorrect Segment Prefix: The error is often triggered when a segment prefix that is reserved for ABAP programming is used in a CO-PA report or configuration. The prefix "RK2" is specifically reserved for internal use and should not be used for user-defined segments.
  Data Entry Issues: If a user attempts to enter or manipulate data in a way that conflicts with the reserved prefixes, this error can occur.
  Configuration Errors: There may be issues in the configuration of the CO-PA settings, particularly in the way segments are defined or used.
  
  Solution:
  
  Check Segment Configuration: Review the configuration of your CO-PA segments. Ensure that you are not using any reserved prefixes (like RK2) for your segment definitions. You can do this by navigating to the CO-PA configuration settings in the SAP system.
  Use Valid Prefixes: Make sure to use valid prefixes for your segments that are not reserved for ABAP. You can refer to SAP documentation or consult with your SAP Basis or CO-PA consultant for guidance on valid prefixes.
  Data Correction: If the error is due to incorrect data entry, correct the entries that are causing the issue. This may involve changing the segment identifiers in your data records.
  Consult Documentation: Refer to SAP Notes or the official SAP Help documentation for more detailed information on segment configuration and reserved prefixes.
  Testing: After making changes, test the CO-PA reports or transactions again to ensure that the error has been resolved.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or updates regarding this error message.
  CO-PA Configuration: Familiarize yourself with the CO-PA configuration settings, especially those related to segment definitions and data entry.
  ABAP Development: If you are involved in ABAP development, ensure that you are aware of the reserved prefixes and avoid using them in your custom developments.
  
  If the issue persists after following these steps, it may be beneficial to engage with SAP support or a consultant who specializes in CO-PA for further assistance.