Display error message when an already activated device is requested for activation
Display error message when an already activated device is requested for activation

prophet-roshak/iotkit-lib-c,prophet-roshak/iotkit-lib-c,neuberfran/iotkit-lib-c,neuberfran/iotkit-lib-c,neuberfran/iotkit-lib-c,enableiot/iotkit-lib-c,enableiot/iotkit-lib-c,prophet-roshak/iotkit-lib-c,enableiot/iotkit-lib-c