How To Fix /PLMI/ECN_BO_CC009 - External number assignment not supported for change number &

/PLMI/ECN_BO_CC009 - Overview

• Message type: E = Error

• Message class: /PLMI/ECN_BO_CC -

• Message number: 009

• Message text: External number assignment not supported for change number &

Self-Explanatory Message

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/PLMI/ECN_BO_CC009 - Details

• The SAP error message /PLMI/ECN_BO_CC009 External number assignment not supported for change number & typically occurs in the context of Engineering Change Management (ECM) when you are trying to create or manage a change number using an external number assignment method that is not supported by the system configuration.
  
  Cause:
  
  External Number Assignment: The error indicates that the system is configured to use internal number assignment for change numbers, but an attempt is being made to use an external number.
  Configuration Settings: The settings in the number range configuration for change numbers may not allow for external number assignment.
  User Authorization: The user may not have the necessary authorizations to create or manage change numbers in the specified manner.
  
  
  Solution:
  
  
  Check Number Range Configuration:
  
  Go to the transaction code SNRO (Number Range Objects).
  Look for the number range object related to change numbers (usually /PLMI/ECN or similar).
  Check the configuration to see if it is set to allow external