How To Fix N2M057 - No one-sided item exists

SAP Error Message - Details

• Message type: E = Error

• Message class: N2M - Global Trade: Item Category Management

• Message number: 057

• Message text: No one-sided item exists

What causes this issue?

You want to carry out an association for item &V1& of document &V2&.

System Response

The system found that the item belongs to a document that contains both
sales-side and purchase-side data. Association is not possible for
documents that simultaneously contain sales and purchasing data.
Processing is terminated.

How to fix this error?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message N2M057 - No one-sided item exists ?

  The SAP error message N2M057 "No one-sided item exists" typically occurs in the context of the SAP system when dealing with financial transactions, particularly in the area of account reconciliation or when processing certain types of documents. This error indicates that the system is unable to find a corresponding one-sided item that is necessary for completing the transaction or process you are attempting.
  Cause:
  
  Missing One-Sided Item: The most common cause of this error is that there is no corresponding one-sided item (like a debit or credit entry) in the system that matches the transaction you are trying to process.
  Incorrect Document Type: The document type you are using may not be configured correctly to allow for one-sided entries.
  Data Entry Errors: There may be errors in the data entry, such as incorrect account numbers or missing information that prevents the system from finding the necessary one-sided item.
  Configuration Issues: There may be issues with the configuration of the financial modules in SAP, particularly in the settings related to account types or transaction types.
  
  Solution:
  
  Check for One-Sided Items: Verify if there are any one-sided items that should exist for the transaction you are processing. You can do this by checking the relevant accounts or transaction logs.
  Review Document Type Configuration: Ensure that the document type you are using is set up correctly to allow for one-sided entries. This may involve checking the configuration in the SAP Customizing Implementation Guide (IMG).
  Correct Data Entry: Double-check the data you have entered for any errors. Ensure that all required fields are filled out correctly and that the account numbers are valid.
  Consult with Finance Team: If you are unsure about the configuration or the specific requirements for the transaction, consult with your finance or accounting team to ensure that you are following the correct procedures.
  SAP Notes and Support: If the issue persists, check for any relevant SAP Notes that may address this specific error. You can search the SAP Support Portal for updates or patches that may resolve the issue.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in troubleshooting, such as FB03 (Display Document), FBL1N (Vendor Line Item Display), or FBL3N (G/L Account Line Item Display).
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  Documentation: Review SAP documentation related to financial transactions and error handling for more detailed guidance on resolving issues.
  
  By following these steps, you should be able to identify the cause of the N2M057 error and implement a solution to resolve it.