How To Fix KE157 - The name range RK4* is reserved for generated CO-PA programs

SAP Error Message - Details

• Message type: E = Error

• Message class: KE -

• Message number: 157

• Message text: The name range RK4* is reserved for generated CO-PA programs

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message KE157 - The name range RK4* is reserved for generated CO-PA programs ?

  The SAP error message KE157 indicates that there is an issue related to the name range RK4*, which is reserved for generated CO-PA (Controlling-Profitability Analysis) programs. This error typically arises when there is an attempt to use a name range that is already reserved for internal SAP processes or when there is a conflict with the naming conventions used in CO-PA.
  
  Cause:
  
  Reserved Name Range: The name range RK4* is specifically reserved for generated CO-PA programs, and any attempt to create or modify a name that falls within this range can trigger this error.
  Custom Development: If there are custom developments or modifications in the CO-PA area that inadvertently use this reserved name range, it can lead to conflicts.
  
  Configuration Issues: Incorrect configuration settings in CO-PA can also lead to this error, especially if there are attempts to create new characteristics or value fields that overlap with the reserved names.
  
  
  Solution:
  
  Check Naming Conventions: Ensure that