How To Fix AJ866 - Reversal: Update error table ERCH: Document &1 for PI, doc. &2 for SI

SAP Error Message - Details

• Message type: E = Error

• Message class: AJ - Billing program

• Message number: 866

• Message text: Reversal: Update error table ERCH: Document &1 for PI, doc. &2 for SI

What causes this issue?

During the update of document &V1& from the primary installation, the
document number of the primary installation document &V1& must be
removed from the MAINDOCNO field in the dependent document &V2& from the
secondary installation.
An error occurred during this process.
Technical note:
This update is prepared in routine ERCH_PREPARE of include
LEABCF01.

System Response

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

How to fix this error?

INCLUDE ISU_SAP OBJECT DOKU ID TX

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 AJ866 - Reversal: Update error table ERCH: Document &1 for PI, doc. &2 for SI ?

  The SAP error message AJ866 indicates that there is an issue with the reversal of a document in the system, specifically related to the update of the error table ERCH. This error typically occurs in the context of the Postings Interface (PI) and the Settlement Interface (SI) when there is a problem with the document reversal process.
  Cause:
  
  Data Inconsistency: The error may arise due to inconsistencies in the data related to the documents being reversed. This could be due to missing or incorrect entries in the database.
  Document Status: The document you are trying to reverse may not be in a status that allows for reversal. For example, it might already be reversed or not fully posted.
  Authorization Issues: The user may not have the necessary authorizations to perform the reversal.
  Technical Issues: There could be underlying technical issues, such as database locks or problems with the update process.
  
  Solution:
  
  Check Document Status: Verify the status of the documents involved in the reversal. Ensure that they are eligible for reversal.
  Review Error Logs: Check the error logs for more detailed information about the issue. This can provide insights into what specifically went wrong during the reversal process.
  Data Consistency Check: Perform a consistency check on the relevant documents to ensure that all necessary data is present and correct.
  Authorization Check: Ensure that the user attempting the reversal has the appropriate authorizations to perform this action.
  Manual Correction: If the error is due to data inconsistency, you may need to manually correct the entries in the database or use transaction codes like FB08 (for reversing accounting documents) to attempt the reversal again.
  Consult SAP Notes: Look for relevant SAP Notes that may address this specific error. SAP frequently updates its knowledge base with solutions for known issues.
  Contact SAP Support: If the issue persists and cannot be resolved through the above steps, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FB03 (Display Document), FB08 (Reverse Document), and SE38 (ABAP Editor) for custom reports.
  Error Handling: Understand how to handle errors in SAP, including using transaction SM21 (System Log) and SLG1 (Application Log) to trace issues.
  Documentation: Review SAP documentation related to the Postings Interface and Settlement Interface for additional context on how these processes work.
  
  By following these steps, you should be able to diagnose and resolve the AJ866 error in SAP.