How To Fix DIWP1224 - You can only add a hierarchical task list to this node

SAP Error Message - Details

• Message type: E = Error

• Message class: DIWP1 - Revision Planning

• Message number: 224

• Message text: You can only add a hierarchical task list to this node

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DIWP1224 - You can only add a hierarchical task list to this node ?

  The SAP error message DIWP1224, which states "You can only add a hierarchical task list to this node," typically occurs when you are trying to add a task list to a node in a project or work breakdown structure (WBS) that does not support hierarchical task lists. This can happen in various SAP modules, particularly in Project System (PS) or Plant Maintenance (PM).
  Cause:
  
  Node Type: The node you are trying to add the hierarchical task list to may not be configured to accept such lists. For example, certain nodes may only allow for specific types of tasks or activities.
  Hierarchy Level: The level of the node in the hierarchy may not support the addition of a hierarchical task list. Some nodes are designed to hold only certain types of data or tasks.
  Configuration Settings: The system configuration may restrict the addition of hierarchical task lists to certain nodes based on business rules or settings defined in the system.
  
  Solution:
  
  Check Node Type: Verify the type of node you are trying to add the task list to. Ensure that it is a type that supports hierarchical task lists.
  Use Appropriate Node: If the current node does not support hierarchical task lists, consider using a different node that does. You may need to create a new node or select an existing one that is appropriate for your task list.
  Review Configuration: Consult with your SAP administrator or configuration team to review the settings related to task lists and nodes. They may need to adjust the configuration to allow for hierarchical task lists at the desired node level.
  Documentation and Help: Refer to SAP documentation or help resources for more information on the specific node types and their capabilities regarding task lists.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  Transaction Codes: Familiarize yourself with transaction codes related to project management or task list management in SAP, such as CJ20N (Project Builder) or IH08 (Task List Management).
  User Roles and Permissions: Ensure that your user role has the necessary permissions to add hierarchical task lists to the nodes in question.
  
  If the issue persists after following these steps, it may be beneficial to reach out to SAP support or your internal IT team for further assistance.