How To Fix RS_ADSO_MODEL120 - Field &2: key or index must not contain fields of InfoObject type &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RS_ADSO_MODEL - Messages related to the Datastore Object Backend

• Message number: 120

• Message text: Field &2: key or index must not contain fields of InfoObject type &1

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 RS_ADSO_MODEL120 - Field &2: key or index must not contain fields of InfoObject type &1 ?

  The SAP error message RS_ADSO_MODEL120 typically occurs in the context of SAP BW (Business Warehouse) when working with Advanced DataStore Objects (ADSO). This error indicates that there is an issue with the key or index definition of the ADSO, specifically that it contains fields of an InfoObject type that are not allowed in the key or index.
  Cause:
  The error message is triggered when:
  
  You are trying to define a key or index in your ADSO that includes fields of a certain InfoObject type (e.g., characteristics or key figures) that are not permitted to be part of the key/index.
  The InfoObject type specified in the error message (denoted as &1) is not suitable for use in the key or index of the ADSO.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review Key/Index Definition:
  
  Go to the ADSO definition in the SAP BW modeling tools.
  Check the fields that you have included in the key or index. Ensure that you are not including fields of the InfoObject type that are restricted.
  
  
  
  Modify Key/Index:
  
  Remove any fields from the key or index that are causing the issue. You may need to replace them with other fields that are allowed.
  Ensure that the key fields are appropriate for the data model you are trying to create.
  
  
  
  Check InfoObject Types:
  
  Familiarize yourself with the types of InfoObjects and their allowed usage in keys and indexes. Typically, key figures are not allowed in the key definition, while characteristics are usually permitted.
  
  
  
  Revalidate the Model:
  
  After making changes, revalidate the ADSO model to ensure that the error is resolved.
  
  
  
  Consult Documentation:
  
  If you are unsure about which InfoObject types are allowed, refer to the SAP BW documentation or the specific guidelines for ADSO modeling.
  
  
  
  Related Information:
  
  InfoObject Types: In SAP BW, InfoObjects can be characteristics (dimensions) or key figures (measures). Understanding the distinction is crucial for proper modeling.
  ADSO Modeling Guidelines: SAP provides guidelines and best practices for modeling with ADSOs, which can help avoid common pitfalls.
  SAP Notes: Check for any relevant SAP Notes that might address specific issues or provide additional context for the error message.
  
  By following these steps, you should be able to resolve the RS_ADSO_MODEL120 error and successfully define your ADSO.