Description of problem:
I am trying to reset a Thinkpad X250 via wsman using the command below.

 wsman invoke -a RequestPowerStateChange http://schemas.dmtf.org/wbem/wscim/1/cim-schema/2/CIM_PowerManagementService --port 16992 -h 192.168.1.94 --username admin -p 'xxx' -V -v -J -  <<EOF
<p:RequestPowerStateChange_INPUT xmlns:p="http://schemas.dmtf.org/wbem/wscim/1/cim-schema/2/CIM_PowerManagementService">
  <p:PowerState>10</p:PowerState>
  <p:ManagedElement xmlns:wsa="http://schemas.xmlsoap.org/ws/2004/08/addressing"
                    xmlns:wsman="http://schemas.dmtf.org/wbem/wsman/1/wsman.xsd">
    <wsa:Address>http://schemas.xmlsoap.org/ws/2004/08/addressing/role/anonymous</wsa:Address>
    <wsa:ReferenceParameters>
      <wsman:ResourceURI>http://schemas.dmtf.org/wbem/wscim/1/cim-schema/2/CIM_ComputerSystem</wsman:ResourceURI>
      <wsman:SelectorSet>
        <wsman:Selector Name="CreationClassName">CIM_ComputerSystem</wsman:Selector>
        <wsman:Selector Name="Name">ManagedSystem</wsman:Selector>
      </wsman:SelectorSet>
    </wsa:ReferenceParameters>
  </p:ManagedElement>
</p:RequestPowerStateChange_INPUT>
EOF
~ 

Version-Release number of selected component:
wsmancli-2.3.1-3.fc22

Additional info:
reporter:       libreport-2.6.0
backtrace_rating: 4
cmdline:        wsman invoke -a RequestPowerStateChange http://schemas.dmtf.org/wbem/wscim/1/cim-schema/2/CIM_PowerManagementService --port 16992 -h 192.168.1.94 --username admin -p xxx -V -v -J -
crash_function: wsmc_action_invoke
executable:     /usr/bin/wsman
global_pid:     10522
kernel:         4.0.6-300.fc22.x86_64
runlevel:       N 5
type:           CCpp
uid:            1000

Truncated backtrace:
Thread no. 1 (1 frames)
 #0 wsmc_action_invoke at /usr/src/debug/openwsman-2.4.15/src/lib/wsman-client.c:1435