How To Fix PCNTPM018 - Root node cannot be deleted

PCNTPM018 - Overview

• Message type: E = Error

• Message class: PCNTPM - Message class of total payment management

• Message number: 018

• Message text: Root node cannot be deleted

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message PCNTPM018 - Root node cannot be deleted ?

  The SAP error message PCNTPM018 ("Root node cannot be deleted") typically occurs in the context of the SAP Project System (PS) or similar modules where hierarchical structures, such as work breakdown structures (WBS), are used. This error indicates that you are attempting to delete a root node in a hierarchy, which is not allowed because the root node serves as the primary point of reference for the entire structure.
  
  Cause:
  
  Root Node Deletion Attempt: The most common cause of this error is an attempt to delete a root node in a hierarchy (like a project or WBS element) that is essential for maintaining the integrity of the structure.
  Hierarchy Integrity: The root node is critical for the hierarchy, and deleting it would disrupt the relationships and dependencies of the child nodes.
  
  
  Solution:
  
  Check Hierarchy Structure: Ensure that you are not trying to delete a root node. If you need to remove a project or WBS