Win32operatingsystem Result Not - Found Via Omi New

"Win32_OperatingSystem results not found via OMI" typically indicates a communication or permission failure between a monitoring collector (like FortiSIEM) and a Windows host using the Open Management Infrastructure (OMI) protocol. This prevents the collector from retrieving essential OS data via the standard Win32_OperatingSystem WMI class. Core Causes & Fixes 1. Authentication Protocol Issues

If you continue to encounter the issue after exhausting the steps above, consider opening an issue on the Open Group’s OMI GitHub repository with your omi.log and the output of omiserver –version . win32operatingsystem result not found via omi new

Assuming you have OMI installed on a Linux management machine, use omicli (the OMI command-line interface): Querying the wrong provider or namespace (e

Below, we dissect what this error means, common root causes, and how to fix it. OMI version: [e.g.

  1. Querying the wrong provider or namespace (e.g., using OMI against a Windows-only namespace).
  2. Namespace mismatch (Win32_OperatingSystem typically lives in the root\cimv2 namespace on Windows).
  3. Insufficient permissions or authentication failure.
  4. CIM/WMI service not running on the target Windows host.
  5. Network or firewall blocking the management port or protocol.
  6. Incorrect client syntax or query (class name typo, case issues).
  7. Using OMI on a non-Windows target where Win32_OperatingSystem doesn't exist.
  8. Provider misconfiguration or missing CIM providers.

Symptom

: Win32_ComputerSystem works, but Win32_OperatingSystem fails.

  1. From the management host, test connectivity:
    • PowerShell: Get-CimInstance -ClassName Win32_OperatingSystem
    • WMI (WMIC): wmic os get Caption,Version
    • OMI version: [e.g., 1.6.8-1]
    • Operating system: [e.g., Windows Server 2019, Linux client]
    • Protocol used: [e.g., HTTPS, WS-Management]