OLE exception from "<Unknown Source>":

(11,263):Subscription:<QueryList><Query Id="event10000"
Path="Microsoft-Windows-NetworkProfile/Operational"><Select
Path="Microsoft-Windows-NetworkProfile/Operational">*[System[(EventID="10000")]]</Select></Query></QueryList>

Win32::OLE(0.1712) error 0x80073a99: "The specified query is invalid"
    in METHOD/PROPERTYGET "RegisterTaskDefinition" at OLE-test.pl line 63.