How To Fix HH056 - Check/apply the operating system patches

HH056 - Overview

• Message type: E = Error

• Message class: HH - (Long) text for check tool 'infcfgcheck'

• Message number: 056

• Message text: Check/apply the operating system patches

What causes this issue?

The message 'KAIO 'out of OS resources' was found in the Informix
Online logfile after the last time the Online Server was started
(KAIO means 'Kernel I/O'). This indicates that one or more operating
system patches were not yet applied.

System Response

How to fix this error?

Please refer to Notes 48802 and 48793 and proceed as described there.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message HH056 - Check/apply the operating system patches ?

  The SAP error message HH056, which states "Check/apply the operating system patches," typically indicates that there are missing or outdated operating system patches that are required for the proper functioning of the SAP system. This error can arise during system installation, upgrade, or when performing certain operations that require specific OS-level support.
  
  Cause:
  
  Outdated Operating System: The operating system on which the SAP system is running may not have the latest patches or updates installed.
  Compatibility Issues: The version of the SAP software may require specific patches or updates that are not present on the operating system.
  Security Vulnerabilities: Missing patches may expose the system to security vulnerabilities, which SAP aims to mitigate by prompting for updates.
  
  
  Solution:
  
  Check SAP Notes: Look for relevant SAP Notes that provide information about required operating system patches for your specific version of SAP. You can search for these notes in the SAP Support Portal.
  Update Operating System: 
  Identify the operating