addTransceiver specifies that direction is not valid

RtpTransceiver.RtpTransceiverInit rtpTransceiverInit = new RtpTransceiver.RtpTransceiverInit(RtpTransceiver.RtpTransceiverDirection.SEND_RECV);
RtpTransceiver rtpTransceiver = config.getPc().addTransceiver(videoTrackTemp, rtpTransceiverInit);
config.getPc().createAnswer(new SdpObserver() {
    @Override
    public void onCreateSuccess(SessionDescription sessionDescription) {
        Log.i(TAG, “Setting local description”);
        PluginsHandle.SdpDesc sdpDesc = pluginsHandle.new SdpDesc();
        sdpDesc.setSessionDescription(sessionDescription);
        config.setMySdp(sdpDesc);
        config.getPc().setLocalDescription(this, sessionDescription);
    }
    @Override
    public void onSetSuccess() {
        callbacks.onSuccess(config.getMySdp().getSessionDescription());
    }
    @Override
    public void onCreateFailure(String s) {
        Log.e(TAG, “onCreateFailure,” + s);
    }
    @Override
    public void onSetFailure(String s) {
        Log.e(TAG, “onSetFailure,” + s);
    }
}, new MediaConstraints());