How To Fix CRM_BILLPLAN_UBB521 - Cancellation not possible; a follow-on process exists

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_BILLPLAN_UBB - Messages for UBB Billing Plan

• Message number: 521

• Message text: Cancellation not possible; a follow-on process exists

What causes this issue?

You cannot cancel the pool linkage because a follow-on process exists.
Example: the pool linkage was terminated and a new pool linkage was
created the next day.

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?

If a pool linkage exists on the day after the termination, you have to
cancel this follow-on linkage first.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_BILLPLAN_UBB521 - Cancellation not possible; a follow-on process exists ?

  The SAP error message CRM_BILLPLAN_UBB521 indicates that a cancellation operation cannot be performed because there is an existing follow-on process related to the billing plan or billing document you are trying to cancel. This is a common issue in SAP CRM (Customer Relationship Management) when there are dependencies or linked documents that prevent the cancellation.
  
  Cause:
  
  Follow-on Documents: There are follow-on documents (like invoices, credit memos, or other billing-related documents) that have been created based on the billing plan or document you are trying to cancel.
  Status of Related Documents: The status of these follow-on documents may not allow for the cancellation of the original document.
  Business Logic: The system is designed to maintain data integrity and prevent cancellations that could lead to inconsistencies in financial reporting or customer accounts.
  
  
  Solution:
  
  
  Identify Follow-on Documents: Check for any follow-on documents that are linked to the billing plan or document you are trying to cancel. You can do