How To Fix 1X191 - Substructure protected. Nodes cannot be cut out

1X191 - Overview

• Message type: E = Error

• Message class: 1X - General hierarchy maintenance tool message

• Message number: 191

• Message text: Substructure protected. Nodes cannot be cut out

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 1X191 - Substructure protected. Nodes cannot be cut out ?

  The SAP error message 1X191 ("Substructure protected. Nodes cannot be cut out") typically occurs in the context of working with hierarchical data structures, such as when you are trying to modify a structure in a way that is not allowed due to certain protections in place.
  
  Cause:
  This error usually arises when you attempt to delete or modify a node in a hierarchical structure (like a tree or a substructure) that is protected. The protection could be due to:
  
  Data Integrity Rules: The system may have rules in place to prevent the deletion of certain nodes to maintain data integrity.
  Dependencies: The node you are trying to modify may have dependencies or relationships with other nodes that prevent it from being altered.
  Configuration Settings: Certain configurations in the system may protect specific nodes from being modified or deleted.
  
  
  Solution:
  To resolve this error, consider the following steps:
  
  
  Check Node Protection: Review the configuration settings for the hierarchical structure