How To Fix LQ312 - & is identical with & which already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: LQ - Proposal Pool Management

• Message number: 312

• Message text: & is identical with & which already exists

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

• What is the cause and solution for SAP error message LQ312 - & is identical with & which already exists ?

  The SAP error message LQ312 typically indicates that there is an issue with the creation or processing of a document in the system, specifically related to the handling of stock or inventory items. The message "is identical with & which already exists" suggests that there is a duplicate entry or conflict with an existing record in the system.
  Cause:
  
  Duplicate Entries: The most common cause of this error is that you are trying to create or process a document (like a delivery, transfer order, or inventory record) that has the same key or identifier as an existing document in the system.
  Incorrect Data Entry: There may be a mistake in the data being entered, leading to a conflict with existing records.
  Configuration Issues: Sometimes, the system configuration may not allow for certain types of entries to coexist, leading to this error.
  
  Solution:
  
  Check Existing Records: Review the existing records in the system to identify the duplicate entry. You can use transaction codes like MB51 (Material Document List) or MB03 (Display Material Document) to find the existing document.
  Modify the New Entry: If you find that the new entry is indeed a duplicate, you may need to modify the new entry to ensure it has a unique identifier or key.
  Delete or Archive Old Entries: If the existing entry is no longer needed, consider deleting or archiving it, if appropriate, to resolve the conflict.
  Consult Documentation: Review SAP documentation or help resources for specific guidance related to the transaction you are working with.
  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: Familiarize yourself with relevant transaction codes that can help you investigate the issue, such as MB1A, MB1B, MB1C, etc., depending on the context of the error.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide insights into specific bugs or configuration settings that may be causing the problem.
  User Permissions: Ensure that you have the necessary permissions to create or modify the entries in question, as permission issues can sometimes lead to unexpected errors.
  
  By following these steps, you should be able to identify and resolve the issue related to the LQ312 error message in SAP.