How To Fix /PM0/ALQ_MIG_MSG018 - Range number &1 is already assigned

SAP Error Message - Details

• Message type: E = Error

• Message class: /PM0/ALQ_MIG_MSG -

• Message number: 018

• Message text: Range number &1 is already assigned

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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 /PM0/ALQ_MIG_MSG018 - Range number &1 is already assigned ?

  The SAP error message /PM0/ALQ_MIG_MSG018 with the description "Range number &1 is already assigned" typically occurs in the context of managing number ranges in SAP, particularly when dealing with the migration of data or configuration settings.
  Cause:
  This error indicates that the number range you are trying to assign or use is already in use or has been assigned to another object or process. In SAP, number ranges are unique identifiers that are used to ensure that each document or record has a distinct number. If you attempt to assign a number range that is already assigned to another object, the system will throw this error.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Assignments:
  
  Go to the transaction code SNRO (Number Range Objects) and check the number range object associated with the error.
  Look for the number range that corresponds to the range number &1 mentioned in the error message.
  Verify if it is already assigned to another object or if it is in use.
  
  
  
  Change the Number Range:
  
  If the number range is indeed in use, you may need to select a different number range that is not currently assigned.
  You can create a new number range if necessary, ensuring it does not conflict with existing ranges.
  
  
  
  Adjust Configuration:
  
  If you are migrating data or configuring a new setup, ensure that the number ranges are correctly defined and not overlapping with existing ranges.
  Review the configuration settings in the relevant modules (e.g., PM, QM, etc.) to ensure that the number ranges are set up correctly.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for guidance on managing number ranges and resolving conflicts.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance, especially if this is part of a larger migration or upgrade process.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SNRO: Manage Number Ranges
  SNUM: Display Number Ranges
  OBA7: Number Range Maintenance for Document Types
  
  
  
  Best Practices:
  
  Regularly review and maintain number ranges to avoid conflicts.
  Document number range assignments to ensure clarity during migrations or system changes.
  
  
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.