How To Fix RSRV187 - There are &1 PSA tables. These are now being checked

SAP Error Message - Details

• Message type: E = Error

• Message class: RSRV -

• Message number: 187

• Message text: There are &1 PSA tables. These are now being checked

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSRV187 - There are &1 PSA tables. These are now being checked ?

  The SAP error message RSRV187 indicates that there are inconsistencies or issues with the Persistent Staging Area (PSA) tables in your SAP BW (Business Warehouse) system. The message typically appears during the data loading process or when performing data consistency checks.
  Cause:
  The error message RSRV187 is triggered when the system detects that there are multiple PSA tables that need to be checked for consistency. This can happen due to various reasons, including:
  
  Data Load Issues: Incomplete or failed data loads can leave behind inconsistent data in the PSA tables.
  Data Model Changes: Changes in the data model, such as modifications to InfoObjects or DataSources, can lead to inconsistencies.
  Manual Interventions: Manual changes to the PSA tables or related objects can cause discrepancies.
  System Errors: Technical issues or system errors during data processing can lead to inconsistencies.
  
  Solution:
  To resolve the RSRV187 error, you can follow these steps:
  
  
  Run Consistency Checks: Use transaction code RSRV to run consistency checks on the PSA tables. This will help identify specific issues that need to be addressed.
  
  Go to transaction RSRV.
  Select the "PSA" option and execute the check.
  Review the results and take note of any inconsistencies reported.
  
  
  
  Repair Inconsistencies: Based on the results of the consistency check, you may need to take corrective actions, such as:
  
  Deleting erroneous records from the PSA tables.
  Reprocessing the data load for the affected DataSources.
  Adjusting the data model if necessary.
  
  
  
  Re-Load Data: If the inconsistencies are due to incomplete data loads, you may need to re-load the data into the PSA tables.
  
  
  Monitor Data Loads: After resolving the issues, monitor future data loads to ensure that they complete successfully without errors.
  
  
  Consult Documentation: Refer to SAP documentation or support notes for specific guidance related to your version of SAP BW and the nature of the inconsistencies.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSRV (for consistency checks), RSA1 (Data Warehousing Workbench), and RSPC (Process Chain Maintenance).
  SAP Notes: Check for any SAP Notes related to RSRV187 for additional troubleshooting steps or patches that may address known issues.
  Data Warehousing Best Practices: Implement best practices for data loading and management in SAP BW to minimize the occurrence of such errors in the future.
  
  By following these steps, you should be able to address the RSRV187 error and ensure the integrity of your PSA tables in SAP BW.