How To Fix HI120 - Only documents from class BIBL can be included as substructures

HI120 - Overview

• Message type: E = Error

• Message class: HI - General hierarchy maintenance messages

• Message number: 120

• Message text: Only documents from class BIBL can be included as substructures

What causes this issue?

The function <LS>Link in substructure</> is only provided for objects
of documentation class "BIBL".

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

The function cannot be executed.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message HI120 - Only documents from class BIBL can be included as substructures ?

  The SAP error message HI120, which states "Only documents from class BIBL can be included as substructures," typically occurs in the context of document management or when working with document structures in SAP. This error indicates that the system is expecting a specific type of document class (in this case, BIBL) to be included as a substructure, but the document being referenced does not meet this requirement.
  
  Cause:
  
  Incorrect Document Class: The document you are trying to include as a substructure is not of the class BIBL. The BIBL class is typically used for bibliographic documents, and if you are trying to include a document of a different class, this error will occur.
  
  Configuration Issues: There may be configuration settings in the document management system that restrict the types of documents that can be included as substructures.
  Data Entry Errors: There might be a mistake in the way the document was created or classified,