How To Fix /LIME/PI_CORE021 - Item (field ITEM_NO) &1 not unique

SAP Error Message - Details

• Message type: E = Error

• Message class: /LIME/PI_CORE -

• Message number: 021

• Message text: Item (field ITEM_NO) &1 not unique

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /LIME/PI_CORE021 - Item (field ITEM_NO) &1 not unique ?

  The SAP error message /LIME/PI_CORE021 Item (field ITEM_NO) &1 not unique typically occurs in the context of SAP's Logistics Information Management (LIM) or similar modules where item numbers are expected to be unique within a certain context, such as a document or transaction.
  Cause:
  The error indicates that the item number specified (represented by &1 in the message) is not unique in the context where it is being used. This can happen for several reasons:
  
  Duplicate Entries: There may be multiple entries in the database for the same item number in the relevant table or context.
  Incorrect Data Entry: The item number may have been entered incorrectly, leading to a conflict with existing records.
  Data Migration Issues: If data has been migrated from another system, duplicates may have been introduced.
  Configuration Issues: There may be configuration settings that allow for non-unique item numbers in certain contexts, which could lead to this error.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check for Duplicates:
  
  Use transaction codes like SE16 or SE11 to check the relevant database table for duplicates of the item number in question.
  Query the table where the item number is stored to see if there are multiple entries.
  
  
  
  Correct Data Entry:
  
  If the item number was entered incorrectly, correct it to ensure it matches the intended unique entry.
  
  
  
  Data Cleanup:
  
  If duplicates are found, determine which entries are valid and remove or merge the duplicates as necessary. This may involve consulting with business stakeholders to ensure data integrity.
  
  
  
  Review Configuration:
  
  Check the configuration settings in the relevant module to ensure that item numbers are set to be unique as required by business processes.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific module you are working with for any additional guidance on handling item uniqueness.
  
  
  
  Contact SAP Support:
  
  If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance.
  
  
  
  Related Information:
  
  Transaction Codes: SE16 (Data Browser), SE11 (Data Dictionary), and SE78 (SAP Archive Link) can be useful for checking data.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  User Forums: Consider checking SAP community forums or user groups for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.