How To Fix EWA481 - Reversal of the allocation is not possible, as another service exists

EWA481 - Overview

• Message type: E = Error

• Message class: EWA - IS-U-WA: Waste Management

• Message number: 481

• Message text: Reversal of the allocation is not possible, as another service exists

What causes this issue?

You cannot reverse the allocation of the container or container group
&V1&/&V2& to container location &V3&, because no service frequency
exists for the object.

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?

First delete the respective service frequency, then reverse the
allocation again.

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 EWA481 - Reversal of the allocation is not possible, as another service exists ?

  The SAP error message EWA481, which states "Reversal of the allocation is not possible, as another service exists," typically occurs in the context of service management or allocation processes within SAP. This error indicates that there is an existing service or allocation that prevents the reversal of a previous allocation.
  
  Cause:
  
  Existing Allocations: The primary cause of this error is that there is another allocation or service that is linked to the one you are trying to reverse. This could be due to dependencies in the allocation structure.
  Service Dependencies: If the service you are trying to reverse has dependent services or allocations that have already been processed, the system will not allow the reversal.
  Data Integrity: SAP enforces data integrity rules to ensure that reversing an allocation does not lead to inconsistencies in the data.
  
  
  Solution:
  
  Check Existing Services: Review the allocations and services that are currently active. You can do this by navigating to