How To Fix 5N263 - Activity &1 is processed; deletion not allowed

5N263 - Overview

• Message type: E = Error

• Message class: 5N - HR NL: Error Messages for Infotype Module Pools (NL)

• Message number: 263

• Message text: Activity &1 is processed; deletion not allowed

What causes this issue?

You have tried to delete activity &V1&. This is not allowed because this
activity is processed.

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?

You must delete the processing date for this activity.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

5N263 - Details

• The SAP error message 5N263, which states "Activity &1 is processed; deletion not allowed," typically occurs when you attempt to delete or modify an activity in a project or process that has already been processed or completed. This error is common in project management modules, such as SAP Project System (PS) or SAP Controlling (CO).
  
  Cause:
  The primary cause of this error is that the activity you are trying to delete has already been executed or has transactions associated with it. Once an activity is processed, SAP locks it to maintain data integrity and prevent inconsistencies in reporting and analysis.
  
  Solution:
  To resolve this error, you can consider the following approaches:
  
  
  Check Activity Status: Verify the status of the activity. If it is marked as completed or has transactions linked to it, you will not be able to delete it. You may need to reverse or cancel any associated transactions first.
  
  
  Use Change Mode: If you