How To Fix RW001 - No unique header information transferred into Accounting

RW001 - Overview

• Message type: E = Error

• Message class: RW - Interface to Accounting

• Message number: 001

• Message text: No unique header information transferred into Accounting

What causes this issue?

The interface into Accounting requires:
Header data
Item data
Currency data
The header data is missing, or several items were transferred.

System Response

Processing of the data in the Accounting interface is not possible.

How to fix this error?

This is a system error of the application which was called up.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RW001 - No unique header information transferred into Accounting ?

  The SAP error message RW001 ("No unique header information transferred into Accounting") typically occurs during the posting of documents in the SAP system, particularly in the context of financial accounting or when dealing with invoice processing. This error indicates that the system is unable to identify a unique header for the document being processed, which is necessary for proper accounting entries.
  Causes:
  
  Missing or Incomplete Data: The document being processed may lack essential header information, such as document type, company code, or fiscal year.
  Duplicate Entries: There may be duplicate entries in the document that prevent the system from determining a unique header.
  
  Configuration Issues: Incorrect configuration in the financial accounting settings or document types can lead to this error.
  Data Consistency Issues: Inconsistencies in the data being transferred from other modules (like MM or SD) to FI can cause this error.
  User Authorization: The user may not have the necessary authorizations to post the document,