How To Fix DIWP1154 - Change of task list (hierarchy) reference in notification &1

SAP Error Message - Details

• Message type: E = Error

• Message class: DIWP1 - Revision Planning

• Message number: 154

• Message text: Change of task list (hierarchy) reference in notification &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DIWP1154 - Change of task list (hierarchy) reference in notification &1 ?

  The SAP error message DIWP1154, which states "Change of task list (hierarchy) reference in notification &1," typically occurs in the context of work order or notification management within SAP. This error indicates that there is an issue with the task list hierarchy associated with a specific notification.
  Cause:
  The error can arise due to several reasons, including:
  
  Task List Changes: The task list hierarchy referenced in the notification has been changed or deleted after the notification was created.
  Inconsistent Data: There may be inconsistencies in the data related to the task list or the notification.
  Authorization Issues: The user may not have the necessary authorizations to access or modify the task list associated with the notification.
  System Configuration: There may be configuration issues in the SAP system that affect how task lists are managed.
  
  Solution:
  To resolve the DIWP1154 error, you can take the following steps:
  
  
  Check Task List Hierarchy:
  
  Verify if the task list hierarchy referenced in the notification still exists and is valid. You can do this by navigating to the task list in the SAP system and checking its status.
  
  
  
  Update Notification:
  
  If the task list has been changed, you may need to update the notification to reference the correct task list. This can be done by editing the notification and selecting the appropriate task list.
  
  
  
  Review Authorizations:
  
  Ensure that the user has the necessary authorizations to access and modify the task list and notification. If not, contact your SAP security administrator to adjust the permissions.
  
  
  
  Check for System Notes:
  
  Look for any SAP Notes or patches that may address this specific error. Sometimes, SAP releases updates that fix known issues.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation related to task lists and notifications for any additional guidance on managing task list hierarchies.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance. Provide them with the error message details and any relevant context.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as IW21 (Create Notification), IW22 (Change Notification), and IL01 (Create Task List) to navigate the system effectively.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Training and Documentation: Ensure that users are trained on how to manage task lists and notifications properly to minimize the occurrence of such errors.
  
  By following these steps, you should be able to identify the cause of the DIWP1154 error and implement a suitable solution.