Try this: $objWMI = ObjGet("winmgmts:{impersonationLevel=impersonate}!\\" & @ComputerName & '\root\cimv2:Win32_LogicalDisk="C:"') MsgBox(0, "TEST", "Free Diskspace on C: " & $objWMI.FreeSpace & " bytes / " & Round($objWMI.FreeSpace / 1024^2) & " mb") Br, UEZ