How To Fix AJ551 - Doc. number &1: Cannot cancel adjustment reversal

AJ551 - Overview

• Message type: E = Error

• Message class: AJ - Billing program

• Message number: 551

• Message text: Doc. number &1: Cannot cancel adjustment reversal

What causes this issue?

Billing document &V1& with billing transaction &V2& represents the
rebilling of the original billing document &V3& (adjusted for reversal)
using billing transaction &V4&.
Since the original billing transaction was also for a customer/contract
change, you cannot directly undo the adjustment reversal.

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?

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 AJ551 - Doc. number &1: Cannot cancel adjustment reversal ?

  The SAP error message AJ551, which states "Doc. number &1: Cannot cancel adjustment reversal," typically occurs in the context of financial accounting or asset accounting when there is an attempt to reverse an adjustment document that cannot be canceled. Here’s a breakdown of the potential causes, solutions, and related information for this error:
  Causes:
  
  
  Document Status: The document you are trying to reverse may be in a status that does not allow for cancellation. For example, if the document has already been posted to a closed period or if it has been cleared, it cannot be reversed.
  
  
  Posting Period: The posting period for the document may be closed. In SAP, once a period is closed, you cannot make changes to documents posted in that period.
  
  
  Document Type Restrictions: Certain document types may have restrictions on reversals or cancellations based on company policy or configuration settings.
  
  
  Dependencies on Other Documents: The document may be linked to