How To Fix RSM2857 - PSA & consistency check started

RSM2857 - Overview

• Message type: E = Error

• Message class: RSM2 - Monitor assistant help texts

• Message number: 857

• Message text: PSA & consistency check started

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSM2857 - PSA & consistency check started ?

  The SAP error message RSM2857 indicates that a consistency check for the Persistent Staging Area (PSA) has been initiated. This message typically arises in the context of data extraction processes, particularly when working with SAP BW (Business Warehouse) or SAP BW/4HANA.
  
  Cause:
  The error message RSM2857 can occur due to several reasons, including:
  
  Data Inconsistencies: There may be inconsistencies in the data stored in the PSA, which can arise from failed data loads or issues during data extraction.
  Data Model Changes: Changes in the data model or structure of the InfoSource or DataSource can lead to inconsistencies in the PSA.
  Data Quality Issues: Poor data quality or unexpected data formats can trigger the consistency check.
  System Configuration: Incorrect configuration settings in the BW system can also lead to this error.
  
  
  Solution:
  To resolve the RSM2857 error, you can take the following steps:
  
  Run Consistency Check: Use transaction code RSMO to run a consistency check on the PSA. This will