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If the class is technically present but unreachable, the WMI repository might be inconsistent. winmgmt /verifyrepository
When the OMI command fails, it often points to a failure in: win32-operatingsystem result not found via omi
If you’ve been working with cross-platform management using OMI (Open Management Infrastructure) to query Windows machines, you might have encountered a frustrating issue: querying Win32_OperatingSystem returns an empty result or a "not found" error, even though the class is a core part of WMI. If the class is technically present but unreachable,
User Account Control (UAC) can block remote WMI calls for non-RID 500 administrator accounts. DWORD size = sizeof(computerName)
char computerName[MAX_COMPUTERNAME_LENGTH + 1]; DWORD size = sizeof(computerName); GetComputerName(computerName, &size);
Fixing "Win32_OperatingSystem Result Not Found Via OMI" on Linux
omigen -g cpp OperatingSystem.mof My_Native_OperatingSystem