How To Fix RM771 - Cancellation not possible because RP document &1 not cancellable

RM771 - Overview

• Message type: E = Error

• Message class: RM - Messages for Repetitive Manufacturing

• Message number: 771

• Message text: Cancellation not possible because RP document &1 not cancellable

What causes this issue?

The reporting point for which the backflush was carried out was deleted
by a routing change. Therefore, you cannot reverse this backflush.

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.

RM771 - Details

• The SAP error message RM771, which states "Cancellation not possible because RP document &1 not cancellable," typically occurs in the context of the SAP system when trying to cancel a document that is not eligible for cancellation. This can happen in various modules, such as Materials Management (MM) or Sales and Distribution (SD), where certain documents have specific rules regarding their cancellation.
  
  Cause:
  
  Document Type Restrictions: The document you are trying to cancel may be of a type that does not allow cancellation. For example, certain financial documents or completed transactions may be locked from cancellation.
  Status of the Document: The document may be in a status that does not permit cancellation. For instance, if the document has already been settled or posted to a financial statement, it may be non-cancellable.
  Business Rules: There may be specific business rules or configurations in your SAP system that prevent the cancellation of certain documents based on