dpm command unable to set device owner

[vikas0]

After installing the cosu comple app, once i run the command adb shell dpm set-device-owner com.google.codelabs.cosu/.DeviceAdminReceiver I get the following error Trying to set device owner but device is already provisioned. Other details about this is :

[dw129]

Just remove the all account from setting ->accounts and the try