How To Fix EWA393 - Time slices already billed cannot be deleted

EWA393 - Overview

• Message type: E = Error

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

• Message number: 393

• Message text: Time slices already billed cannot be deleted

What causes this issue?

Object allocation &v1& has been billed on &v2&. Time slices for the
service earlier than this cannot be deleted or changed.

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.

EWA393 - Details

• The SAP error message EWA393, which states "Time slices already billed cannot be deleted," typically occurs in the context of billing and time management within SAP systems, particularly in modules like SAP Convergent Charging (SAP CC) or SAP Customer Relationship Management (SAP CRM). This error indicates that there are time slices (periods of time for which services have been billed) that have already been processed and cannot be deleted or modified.
  
  Cause:
  
  Billing Process Completed: The time slices in question have already been billed, meaning that the billing document has been created and posted in the system.
  Data Integrity: SAP enforces data integrity rules to prevent inconsistencies in billing and accounting. Once a time slice is billed, it is locked to ensure that financial records remain accurate.
  Configuration Settings: Certain configuration settings in the billing or time management module may restrict the deletion of billed time slices.
  
  
  Solution:
  
  Review Billing Status: Check the status of the