How To Fix RS_ADSO_MODEL161 - All Char. are Key is set. Field '&1' with type '&2' is not allowed.

RS_ADSO_MODEL161 - Overview

• Message type: E = Error

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

• Message number: 161

• Message text: All Char. are Key is set. Field '&1' with type '&2' is not allowed.

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_MODEL161 - All Char. are Key is set. Field '&1' with type '&2' is not allowed. ?

  The SAP error message RS_ADSO_MODEL161 indicates that there is an issue with the configuration of an Advanced DataStore Object (ADSO) in SAP BW/4HANA or SAP BW on HANA. Specifically, the error states that "All characteristics are key" is set, but a field with a certain type is not allowed in this context.
  
  Cause:
  This error typically occurs when you have defined all characteristics in your ADSO as key fields, but you are trying to include a field that is not compatible with this setting. In an ADSO, if all characteristics are defined as key fields, then any additional fields that are not key fields (like text fields or non-key attributes) cannot be included.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review ADSO Configuration:
  
  Go to the ADSO definition in the SAP BW modeling tools.
  Check the settings for the characteristics and ensure that you are not trying to include non-key fields when "All