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io.netty.handler.proxy.ProxyConnectException: http, none, localhost/127.0.0.1:3128 => target-server:8080, status: 403 Forbidden at io.netty.handler.proxy.HttpProxyHandler.handleResponse(HttpProxyHandler.java:155)[netty-handler-proxy-4.1.1.Final.jar:4.1.1.Final] at io.netty.handler.proxy.ProxyHandler.channelRead(ProxyHandler.java:259)[netty-handler-proxy-4.1.1.Final.jar:4.1.1.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)[netty-transport-4.1.1.Final.jar:4.1.1.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:334)[netty-transport-4.1.1.Final.jar:4.1.1.Final] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:326)[netty-transport-4.1.1.Final.jar:4.1.1.Final] at io.netty.channel.CombinedChannelDuplexHandler$DelegatingChannelHandlerContext.fireChannelRead(CombinedChannelDuplexHandler.java:428)[netty-transport-4.1.1.Final.jar:4.1.1.Final] at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:293)[netty-codec-4.1.1.Final.jar:4.1.1.Final] at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:267)[netty-codec-4.1.1.Final.jar:4.1.1.Final] at io.netty.channel.CombinedChannelDuplexHandler.channelRead(CombinedChannelDuplexHandler.java:243)[netty-transport-4.1.1.Final.jar:4.1.1.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)[netty-transport-4.1.1.Final.jar:4.1.1.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:334)[netty-transport-4.1.1.Final.jar:4.1.1.Final] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:326)[netty-transport-4.1.1.Final.jar:4.1.1.Final] at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1320)[netty-transport-4.1.1.Final.jar:4.1.1.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)[netty-transport-4.1.1.Final.jar:4.1.1.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:334)[netty-transport-4.1.1.Final.jar:4.1.1.Final] at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:905)[netty-transport-4.1.1.Final.jar:4.1.1.Final] at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:123)[netty-transport-4.1.1.Final.jar:4.1.1.Final] at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:563)[netty-transport-4.1.1.Final.jar:4.1.1.Final] at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:504)[netty-transport-4.1.1.Final.jar:4.1.1.Final] at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:418)[netty-transport-4.1.1.Final.jar:4.1.1.Final] at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:390)[netty-transport-4.1.1.Final.jar:4.1.1.Final] at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:742)[netty-common-4.1.1.Final.jar:4.1.1.Final] at java.lang.Thread.run(Thread.java:745)[na:1.8.0_74]