Message type: E = Error
Message class:  RSO_RES_ADSO - Datastore Object 
Message number: 211
Message text: Running repair-algorithm '&1' in simulation mode
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.
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.
The SAP error message RSO_RES_ADSO211 typically indicates an issue related to the Advanced DataStore Object (ADSO) in SAP BW/4HANA or SAP BW on HANA. This error occurs when there is a problem with the data consistency or integrity of the ADSO, and the system is attempting to run a repair algorithm in simulation mode to identify the issues without making any changes to the data.
Cause: Data Inconsistency: The ADSO may have inconsistencies in the data, such as missing or corrupted records. Data Model Changes: Changes in the data model or structure of the ADSO that have not been properly reflected in the data. Load Failures: Previous data loads may have failed, leaving the ADSO in an inconsistent state. Index Issues: Problems with the indexes or keys used in the ADSO can lead to this error.
Solution: Run Repair Algorithm: You can run the repair algorithm in actual mode (not just simulation) to fix the inconsistencies. This
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
RSO_RES_ADSO210 Running repair-algorithm '&1'
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
RSO_RES_ADSO206 Target flavor specification is not supported for template of 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...
RSO_RES_ADSO212 Inconsistency found for '&1': Fields are not only permuted
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
RSO_RES_ADSO213 DataStore object '&1': Start processing
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
Click on this link to search all SAP messages.