How To Fix CRM_MKTHV_PF020 - Segmentation model could not be stored in shared memory

CRM_MKTHV_PF020 - Overview

• Message type: E = Error

• Message class: CRM_MKTHV_PF - Message class for high volume segmentation

• Message number: 020

• Message text: Segmentation model could not be stored in shared memory

What causes this issue?

The segmentation model could not be stored in the shared memory buffer.

System Response

Storing the segmentation model data in the shared memory is a
prerequisite to calculate the distribution in the background.
The distribution is calculated in the same session. Further user
interactions are processed after the distribution calculation has
finished.

How to fix this error?

Please wait until the distribution calculation has finished.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_MKTHV_PF020 - Segmentation model could not be stored in shared memory ?

  The SAP error message CRM_MKTHV_PF020 indicates that a segmentation model could not be stored in shared memory. This error typically arises in the context of SAP Customer Relationship Management (CRM) when there are issues related to memory allocation or configuration.
  Causes:
  
  Insufficient Shared Memory: The most common cause is that the shared memory allocated for the SAP system is insufficient to store the segmentation model.
  
  Configuration Issues: Incorrect configuration settings in the SAP system can lead to problems with memory allocation.
  System Limits: The system may have reached its limits for shared memory usage, which can happen if there are many segmentation models or if the models are particularly large.
  Database Issues: Problems with the underlying database or its configuration can also lead to this error.
  
  Solutions:
  
  
  Increase Shared Memory Allocation:
  
  You can increase the shared memory allocation in the SAP system. This is typically done by adjusting the parameters in the instance profile (e.g., shmmax, shmmin, shmall