How To Fix RSB4HANA166 - Unable to determine super class. Manual analsis required.

RSB4HANA166 - Overview

• Message type: E = Error

• Message class: RSB4HANA - B4HANA

• Message number: 166

• Message text: Unable to determine super class. Manual analsis required.

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSB4HANA166 - Unable to determine super class. Manual analsis required. ?

  The SAP error message RSB4HANA166, which states "Unable to determine super class. Manual analysis required," typically occurs in the context of SAP BW (Business Warehouse) or SAP BW/4HANA when there is an issue with the hierarchy or structure of the data model, particularly when dealing with CompositeProviders or InfoProviders.
  Causes:
  
  Missing or Incorrect Super Class Definition: The error often arises when the system cannot find a superclass for a given object, which may be due to a missing or incorrectly defined superclass in the data model.
  Changes in Data Model: If there have been recent changes to the data model, such as modifications to InfoObjects, CompositeProviders, or other related objects, it may lead to inconsistencies.
  Transport Issues: If the object was transported from one system to another, there may be missing dependencies or objects that were not transported correctly.
  Inconsistent Metadata: Metadata inconsistencies can occur if there are discrepancies between the definitions in the database