How To Fix MN891 - Document index contains invalid data records (internal error)

MN891 - Overview

• Message type: E = Error

• Message class: MN - Message class for subsequent settlement (Purchasing)

• Message number: 891

• Message text: Document index contains invalid data records (internal error)

What causes this issue?

When documents were read during determination of business volume data
for arrangement &V1&, data records for Settlement Management documents
(settlement documents, supplier billing documents) were read that were
missing a document number or item number.

System Response

These data records are ignored, but otherwise the function is performed.
WHAT_TO_DO<(>&<)>
Check processing of data for arrangement &V1&.
INCLUDE ISR_VERWALTUNG OBJECT DOKU ID TX

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MN891 - Document index contains invalid data records (internal error) ?

  The SAP error message MN891, which states "Document index contains invalid data records (internal error)," typically occurs in the context of document management and indexing within SAP. This error can arise due to various reasons, including data inconsistencies, issues with document indexing, or problems with the underlying database.
  Causes:
  
  Data Inconsistencies: There may be inconsistencies in the document index data, which can lead to invalid records.
  Corrupted Index: The document index may be corrupted or not properly updated, leading to errors when trying to access or process documents.
  Database Issues: Problems with the underlying database, such as corruption or misconfiguration, can also trigger this error.
  
  Configuration Issues: Incorrect configuration settings in the document management system or related modules can lead to this error.
  Software Bugs: There may be bugs in the SAP software that cause this error under certain conditions.
  
  Solutions:
  
  
  Rebuild the Document Index:
  
  Use transaction code SARA to access the Archive Administration.
  Select the relevant archive object and