How To Fix RSMD_UC_MESSAGES024 - Number of unused SIDs: &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RSMD_UC_MESSAGES -

• Message number: 024

• Message text: Number of unused SIDs: &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 RSMD_UC_MESSAGES024 - Number of unused SIDs: &1 ?

  The SAP error message RSMD_UC_MESSAGES024, which states "Number of unused SIDs: &1," typically occurs in the context of SAP BW (Business Warehouse) when there are unused SIDs (Surrogate IDs) in the InfoObject or DataStore Object (DSO). This can happen during data loading or when performing data modeling tasks.
  Cause:
  The error indicates that there are a certain number of SIDs that are not being used in the context of the data model. This can occur due to various reasons, such as:
  
  Data has been deleted or is no longer relevant, but the corresponding SIDs have not been cleaned up.
  Changes in the data model or InfoObjects that lead to orphaned SIDs.
  Inconsistent data loads or issues during the extraction process.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check for Orphaned SIDs:
  
  Use transaction code RSA1 to access the Data Warehousing Workbench.
  Navigate to the InfoObject or DSO in question and check for any inconsistencies or orphaned SIDs.
  
  
  
  Delete Unused SIDs:
  
  You can delete unused SIDs by using the RSMD transaction codes or through the InfoObject maintenance.
  In the InfoObject maintenance, you can find options to delete unused SIDs or perform a cleanup.
  
  
  
  Rebuild the SID Table:
  
  If the issue persists, consider rebuilding the SID table for the affected InfoObject. This can be done by using the RS_SID_GENERATE report.
  Execute the report and specify the InfoObject to regenerate the SIDs.
  
  
  
  Check Data Loads:
  
  Review the data load process to ensure that it is functioning correctly and that there are no errors during the extraction and loading phases.
  Ensure that the data source is providing the expected data and that there are no discrepancies.
  
  
  
  Monitor and Maintain:
  
  Regularly monitor the SID usage and perform maintenance tasks to avoid accumulation of unused SIDs in the future.
  Implement data archiving strategies if necessary to manage the data lifecycle effectively.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench), RSD1 (InfoObject Maintenance), and RSMD (for SID management).
  SAP Notes: Check for any SAP Notes related to SID management and cleanup for specific guidance or patches that may address known issues.
  Documentation: Refer to SAP BW documentation for best practices on managing InfoObjects and SIDs.
  
  By following these steps, you should be able to resolve the RSMD_UC_MESSAGES024 error and maintain a clean and efficient data model in your SAP BW environment.