How To Fix MT010 - Number & is already assigned in &

SAP Error Message - Details

• Message type: E = Error

• Message class: MT - Field Selection

• Message number: 010

• Message text: Number & is already assigned in &

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MT010 - Number & is already assigned in & ?

  The SAP error message MT010 ("Number & is already assigned in &") typically occurs when you are trying to assign a number (such as a material number, document number, etc.) that is already in use or has been assigned to another object in the system. This can happen in various contexts, such as when creating materials, documents, or other entities that require unique identifiers.
  Cause:
  
  Duplicate Entry: The number you are trying to use is already assigned to another object in the system.
  Number Range Issues: The number range configuration may not allow for the number you are trying to use, or the number range may be exhausted.
  Data Migration: If data has been migrated from another system, there may be conflicts with existing numbers.
  User Error: The user may have mistakenly entered a number that is already in use.
  
  Solution:
  
  Check Existing Assignments: Verify if the number you are trying to use is already assigned to another object. You can do this by searching for the number in the relevant transaction or table.
  Use a Different Number: If the number is indeed in use, consider using a different number that is not already assigned.
  Review Number Ranges: Check the configuration of number ranges in the relevant module (e.g., Materials Management, Sales and Distribution) to ensure that the number range is correctly set up and has available numbers.
  Clear Duplicate Entries: If the number was mistakenly assigned, you may need to delete or change the assignment of the existing object, but this should be done with caution and typically requires appropriate authorizations.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance related to the module you are working with.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may use transaction codes like MM01 (Create Material), MM02 (Change Material), or others to check the status of the number.
  Number Range Configuration: You can check number range settings in transaction code SNRO (Number Range Objects) or through the specific module's configuration settings.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Authorization: Ensure that you have the necessary authorizations to create or modify the object you are working with.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant for further assistance.