How To Fix NR550 - External indicator cannot be changed for types 3, 6, and 8 & &

SAP Error Message - Details

• Message type: E = Error

• Message class: NR - Number ranges

• Message number: 550

• Message text: External indicator cannot be changed for types 3, 6, and 8 & &

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message NR550 - External indicator cannot be changed for types 3, 6, and 8 & & ?

  The SAP error message NR550 indicates that there is an attempt to change the external indicator for number ranges of types 3, 6, and 8, which is not allowed. Here’s a breakdown of the cause, solution, and related information for this error:
  Cause:
  
  
  Number Range Types: In SAP, number ranges are categorized into different types:
  
  Type 3: Internal number ranges (used for internal document numbers).
  Type 6: External number ranges (used for external document numbers).
  Type 8: Number ranges for specific applications (like customer/vendor numbers).
  
  The error occurs when there is an attempt to change the external indicator for these specific types, which is restricted by the system.
  
  
  Configuration Issue: The error may arise from incorrect configuration settings in the number range object or an attempt to modify a number range that is already in use.
  
  
  Solution:
  
  
  Check Number Range Configuration:
  
  Go to transaction code SNRO (Number Range Objects).
  Find the relevant number range object and check its configuration.
  Ensure that you are not trying to change the external indicator for types 3, 6, or 8.
  
  
  
  Use Correct Number Range Type:
  
  If you need to change the external indicator, consider using a different number range type that allows such changes (if applicable).
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to number range management to understand the implications of changing number range settings.
  
  
  
  Contact SAP Support:
  
  If you are unsure about the changes or if the error persists, consider reaching out to SAP support or your internal SAP team for assistance.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SNRO: To manage number range objects.
  SNUM: To display number ranges.
  
  
  
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to number range management.
  
  
  Best Practices: Always back up your configuration before making changes and ensure that you have the necessary authorizations to modify number ranges.
  
  
  By following these steps, you should be able to resolve the NR550 error and understand the restrictions associated with changing external indicators for specific number range types in SAP.