xxl-rpc request data empty

[xxl-rpc, NettyHttpServer-serverHandlerPool-2062016998]c.x.r.r.n.i.n.s.NettyHttpServerHandler:95 - xxl-rpc request data empty. com.xxl.rpc.util.XxlRpcException: xxl-rpc request data empty. at com.xxl.rpc.remoting.net.impl.netty_http.server.NettyHttpServerHandler.process(NettyHttpServerHandler.java:78) at com.xxl.rpc.remoting.net.impl.netty_http.server.NettyHttpServerHandler.access$000(NettyHttpServerHandler.java:27)