How To Fix RSM2158 - InfoCube &1 is not compressed. Only compressed requests can be reduced.

RSM2158 - Overview

• Message type: E = Error

• Message class: RSM2 - Monitor assistant help texts

• Message number: 158

• Message text: InfoCube &1 is not compressed. Only compressed requests can be reduced.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSM2158 - InfoCube &1 is not compressed. Only compressed requests can be reduced. ?

  The SAP error message RSM2158 indicates that the InfoCube you are trying to work with is not compressed. In SAP BW (Business Warehouse), data in InfoCubes is stored in a compressed format to optimize storage and improve query performance. When you attempt to perform certain operations, such as reducing requests or managing data, the system requires that the InfoCube be compressed.
  
  Cause:
  The primary cause of this error is that the InfoCube has not been compressed. Compression is a process that consolidates data in the InfoCube to reduce its size and improve performance. If the InfoCube contains only uncompressed data, certain operations that rely on compressed data cannot be executed.
  
  Solution:
  To resolve this error, you need to compress the InfoCube. Here are the steps to do this:
  
  
  Open the Data Warehousing Workbench:
  
  Go to transaction code RSA1 in the SAP GUI.
  
  
  
  Navigate to the InfoCube:
  
  In the Data Warehousing Workbench, locate the InfoCube that is causing the