How To Fix WB2B340 - One-sided documents can only be copied with differing attributes

SAP Error Message - Details

• Message type: E = Error

• Message class: WB2B - Trading Contract

• Message number: 340

• Message text: One-sided documents can only be copied with differing attributes

What causes this issue?

To use the create with N:M reference function you need at least two
different trading contract types with different side information. If the
current trading contract is, for example, a purchase-side trading
contract you have to select a sales-side trading contract.
It is also not possible to choose a two-sided trading contract for
create with N:M reference.

System Response

The system does not allow the creation with N:M reference for the chosen
trading contract type.

How to fix this error?

Select a trading contract that can be used as an association partner.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WB2B340 - One-sided documents can only be copied with differing attributes ?

  The SAP error message WB2B340, which states "One-sided documents can only be copied with differing attributes," typically occurs in the context of document processing in SAP, particularly when dealing with one-sided documents (like purchase orders or invoices) that have specific attributes.
  Cause:
  This error usually arises when you attempt to copy a one-sided document (e.g., a purchase order) to another document, but the attributes of the source document do not match the requirements for the target document. The attributes in question could include:
  
  Document type
  Company code
  Currency
  Vendor or customer information
  Other relevant fields that define the document's characteristics
  
  If the attributes of the source and target documents are the same, SAP will not allow the copying process to proceed, as it expects differing attributes for one-sided documents.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Document Attributes: Review the attributes of both the source and target documents. Ensure that at least one of the key attributes differs between the two documents.
  
  
  Modify the Target Document: If possible, change the attributes of the target document to ensure they differ from the source document. This could involve changing the document type, company code, or other relevant fields.
  
  
  Use Different Document Types: If you are copying between similar document types, consider using a different document type for the target document that aligns with the requirements for one-sided documents.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on copying documents and the requirements for one-sided documents.
  
  
  Check User Authorizations: Ensure that you have the necessary authorizations to perform the copy operation, as restrictions may also lead to errors.
  
  
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for further assistance.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  Transaction Codes: Familiarize yourself with the transaction codes related to document processing in SAP, such as ME21N (Create Purchase Order) or MIRO (Invoice Verification).
  Training and Documentation: Consider training sessions or documentation on document management in SAP to better understand the attributes and requirements for different document types.
  
  By following these steps, you should be able to identify the cause of the WB2B340 error and implement a solution to successfully copy the document.