How To Fix /PLMB/BA_NAV055 - Expansion restricted at &1 level

/PLMB/BA_NAV055 - Overview

• Message type: E = Error

• Message class: /PLMB/BA_NAV -

• Message number: 055

• Message text: Expansion restricted at &1 level

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

/PLMB/BA_NAV055 - Details

• The SAP error message /PLMB/BA_NAV055 Expansion restricted at &1 level typically occurs in the context of SAP PLM (Product Lifecycle Management) when there is an issue with the navigation or expansion of a structure, such as a bill of materials (BOM) or a project structure. The error indicates that the expansion of the hierarchy is restricted at a certain level, which is represented by &1.
  
  Cause:
  
  Hierarchy Restrictions: The structure you are trying to expand may have restrictions set on it, preventing further expansion beyond a certain level. This could be due to configuration settings in the system.
  Authorization Issues: The user may not have the necessary authorizations to view or expand certain levels of the hierarchy.
  Data Integrity Issues: There may be inconsistencies or issues with the data in the database that prevent the system from expanding the structure correctly.
  System Configuration: Certain settings in the PLM module or related components may limit the