diff --git a/rxlib/src/main/java/org/rx/net/socks/BackendRelayHandler.java b/rxlib/src/main/java/org/rx/net/socks/BackendRelayHandler.java
index 312fc35d..52986787 100644
--- a/rxlib/src/main/java/org/rx/net/socks/BackendRelayHandler.java
+++ b/rxlib/src/main/java/org/rx/net/socks/BackendRelayHandler.java
@@ -46,11 +46,11 @@ public void channelInactive(ChannelHandlerContext ctx) throws Exception {
     public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) {
         Channel outbound = ctx.channel();
         SocksContext sc = SocksContext.ctx(outbound);
-        if (cause instanceof ProxyConnectException) {
-            log.warn("RELAY {}[{}] => {} thrown\n{}", outbound.remoteAddress(), outbound.localAddress(), sc.inbound.remoteAddress(), cause.getMessage());
-        } else {
+//        if (cause instanceof ProxyConnectException) {
+//            log.warn("RELAY {}[{}] => {} thrown\n{}", outbound.remoteAddress(), outbound.localAddress(), sc.inbound.remoteAddress(), cause.getMessage());
+//        } else {
             log.warn("RELAY {}[{}] => {} thrown", outbound.remoteAddress(), outbound.localAddress(), sc.inbound.remoteAddress(), cause);
-        }
+//        }
         Sockets.closeOnFlushed(outbound);
     }
 }
diff --git a/rxlib/src/main/java/org/rx/net/socks/ProxyChannelIdleHandler.java b/rxlib/src/main/java/org/rx/net/socks/ProxyChannelIdleHandler.java
index 82f7e669..6daf9c40 100644
--- a/rxlib/src/main/java/org/rx/net/socks/ProxyChannelIdleHandler.java
+++ b/rxlib/src/main/java/org/rx/net/socks/ProxyChannelIdleHandler.java
@@ -1,5 +1,6 @@
 package org.rx.net.socks;
 
+import io.netty.channel.Channel;
 import io.netty.channel.ChannelHandlerContext;
 import io.netty.handler.timeout.IdleStateEvent;
 import io.netty.handler.timeout.IdleStateHandler;
@@ -17,12 +18,17 @@ public ProxyChannelIdleHandler(int readerIdleTimeSeconds, int writerIdleTimeSeco
     @SneakyThrows
     @Override
     protected void channelIdle(ChannelHandlerContext ctx, IdleStateEvent evt) {
-        log.info("{} {} idle: {}", Sockets.protocolName(ctx.channel()), ctx.channel(), evt.state());
-        SocksContext sc = SocksContext.ctx(ctx.channel());
+        Channel channel = ctx.channel();
+        if (channel == null) {
+            return;
+        }
+
+        log.info("{} {} idle: {}", Sockets.protocolName(channel), channel, evt.state());
+        SocksContext sc = SocksContext.ctx(channel);
         if (sc.onClose != null) {
             sc.onClose.invoke();
         }
         super.channelIdle(ctx, evt);
-        Sockets.closeOnFlushed(ctx.channel());
+        Sockets.closeOnFlushed(channel);
     }
 }