How To Fix RSAU342 - No master data operations possible during a change run

RSAU342 - Overview

• Message type: E = Error

• Message class: RSAU - Update rules

• Message number: 342

• Message text: No master data operations possible during a change run

What causes this issue?

There are operations to be carried out on master data tables. This
applies to loading master data (attributes), for example. A realignment
run is currently taking place that does not allow this. This can occur
if a data request and a realignment run are scheduled in the background
and both are executed at the same time. This cannot be predicted by the
Scheduler. The data update is therfore not permitted and the process is
stopped.

System Response

The operations are not carried out on the master data tables.

How to fix this error?

After the realignment run is finished, you can carry out the relevant
action again.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSAU342 - No master data operations possible during a change run ?

  The SAP error message RSAU342 "No master data operations possible during a change run" typically occurs in the context of SAP BW (Business Warehouse) or SAP Data Warehousing when there is an attempt to perform operations on master data while a change run is in progress. This error is related to the data loading and transformation processes in SAP BW.
  
  Cause:
  The error is triggered when:
  
  A change run is currently active, which means that the system is processing data changes and is not allowing any modifications to the master data.
  There may be ongoing data loads or transformations that lock the master data for consistency and integrity reasons.
  
  
  Solution:
  To resolve the RSAU342 error, you can take the following steps:
  
  
  Wait for the Change Run to Complete: The simplest solution is to wait until the current change run has finished. Once the change run is complete, you should be able to perform the master data operations