com.neovisionaries.ws.client.WebSocketException: Failed to send an opening handshake request to the server: Received fatal alert: protocol_version at com.neovisionaries.ws.client.WebSocket.writeHandshake(WebSocket.java:3103) at com.neovisionaries.ws.client.WebSocket.shakeHands(WebSocket.java:2989) at com.neovisionaries.ws.client.WebSocket.connect(WebSocket.java:2034) at com.clover.remote.client.transport.websocket.CloverNVWebSocketClient.connect(CloverNVWebSocketClient.java:61) at com.clover.remote.client.transport.websocket.WebSocketCloverTransport.initializeConnection(WebSocketCloverTransport.java:150) at com.clover.remote.client.device.CloverDevice.initializeConnection(CloverDevice.java:69) at com.clover.remote.client.CloverConnector$1.doInBackground(CloverConnector.java:121) at android.os.AsyncTask$1$1.run(AsyncTask.java:15) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:724) Caused by: javax.net.ssl.SSLException: Received fatal alert: protocol_version at sun.security.ssl.Alerts.getSSLException(Alerts.java:208) at sun.security.ssl.Alerts.getSSLException(Alerts.java:154) at sun.security.ssl.SSLSocketImpl.recvAlert(SSLSocketImpl.java:1961) at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:1077) at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1312) at sun.security.ssl.SSLSocketImpl.writeRecord(SSLSocketImpl.java:702) at sun.security.ssl.AppOutputStream.write(AppOutputStream.java:122) at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82) at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140) at java.io.FilterOutputStream.flush(FilterOutputStream.java:140) at com.neovisionaries.ws.client.WebSocket.writeHandshake(WebSocket.java:3096)