How To Fix ACM_UI091 - Error at regenerating aggregate : &1&2&3&4

SAP Error Message - Details

• Message type: E = Error

• Message class: ACM_UI - Message-Class for all ACM-UIs

• Message number: 091

• Message text: Error at regenerating aggregate : &1&2&3&4

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 ACM_UI091 - Error at regenerating aggregate : &1&2&3&4 ?

  The SAP error message ACM_UI091, which indicates an error at regenerating an aggregate, typically occurs in the context of SAP's Analytical and Reporting tools, particularly when dealing with aggregates in the context of the SAP BW (Business Warehouse) or SAP HANA environments. The message includes placeholders (&1, &2, &3, &4) that provide specific details about the error, such as the name of the aggregate, the type of error, or other relevant identifiers.
  Causes:
  
  Data Inconsistencies: There may be inconsistencies in the underlying data that the aggregate is trying to summarize.
  Missing Data: Required data for the aggregate may be missing or not loaded properly.
  Configuration Issues: The aggregate may not be configured correctly, leading to errors during regeneration.
  Locks or Conflicts: There may be locks on the data or conflicts with other processes that are preventing the aggregate from being regenerated.
  Technical Issues: There could be technical issues such as database connectivity problems or issues with the underlying data model.
  
  Solutions:
  
  Check Data Consistency: Verify the underlying data for inconsistencies. You can use transaction codes like RSA1 to check the data in the InfoProvider.
  Reprocess Data: If data is missing, ensure that the data load process is completed successfully. You may need to reprocess the data load.
  Review Aggregate Configuration: Check the configuration of the aggregate to ensure it is set up correctly. This includes checking the key figures and dimensions involved.
  Clear Locks: If there are locks on the data, you may need to clear them. You can use transaction SM12 to check for and delete any unnecessary locks.
  Check for Errors in Logs: Review the application logs (transaction SLG1) for any additional error messages that may provide more context about the issue.
  Rebuild the Aggregate: If the issue persists, consider deleting and recreating the aggregate. This can sometimes resolve underlying issues that are not apparent.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench), SLG1 (Application Log), and SM12 (Lock Entries).
  SAP Documentation: Refer to SAP Help documentation for detailed information on aggregates and their management.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance, providing them with the specific error details and any logs you have reviewed.