How To Fix CNV_10020566 - Total and available memory could not be calculated

CNV_10020566 - Overview

• Message type: E = Error

• Message class: CNV_10020 - Message class for package 10020

• Message number: 566

• Message text: Total and available memory could not be calculated

What causes this issue?

Calling of the function module for calculating total and available
memory space failed. Probably the "OS collector" is not running.

How to fix this error?

Use transaction ST06 to check if the "OS collector" is running.

Error message extract from SAP system. Copyright SAP SE.

CNV_10020566 - Details

• The SAP error message CNV_10020566 indicates that the system is unable to calculate the total and available memory. This issue typically arises during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools.
  Causes:
  
  Insufficient Memory Allocation: The system may not have enough memory allocated to perform the required operations.
  
  Configuration Issues: There may be misconfigurations in the SAP system settings related to memory management.
  System Resource Limitations: The underlying operating system or database may have resource limitations that prevent the calculation of memory.
  Kernel or Software Bugs: There could be bugs in the SAP kernel or the specific software version being used.
  
  Solutions:
  
  
  Check Memory Allocation:
  
  Ensure that the SAP system has sufficient memory allocated. You can check the instance profile parameters (e.g., abap/heap_area_total, abap/heap_area_dia, etc.) to see if they are set appropriately.
  Increase the memory parameters if they are set too low.
  
  
  
  Review System Configuration:
  
  Verify the configuration settings in the