Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via GitHub by anandbagmar
, 1 year ago
This exception has no message.
java.lang.NullPointerException: 	at io.netty.handler.codec.http.HttpHeaders.getHeader(HttpHeaders.java:621)	at net.lightbody.bmp.filters.ServerResponseCaptureFilter.captureContentEncoding(ServerResponseCaptureFilter.java:142)	at net.lightbody.bmp.filters.ServerResponseCaptureFilter.serverToProxyResponse(ServerResponseCaptureFilter.java:97)	at net.lightbody.bmp.filters.HarCaptureFilter.serverToProxyResponse(HarCaptureFilter.java:251)	at net.lightbody.bmp.filters.BrowserMobHttpFilterChain.serverToProxyResponse(BrowserMobHttpFilterChain.java:123)	at org.littleshoot.proxy.impl.ClientToProxyConnection.respond(ClientToProxyConnection.java:418)	at org.littleshoot.proxy.impl.ProxyToServerConnection.respondWith(ProxyToServerConnection.java:534)	at org.littleshoot.proxy.impl.ProxyToServerConnection.readHTTPChunk(ProxyToServerConnection.java:240)	at org.littleshoot.proxy.impl.ProxyConnection.readHTTP(ProxyConnection.java:146)	at org.littleshoot.proxy.impl.ProxyConnection.read(ProxyConnection.java:120)	at org.littleshoot.proxy.impl.ProxyToServerConnection.read(ProxyToServerConnection.java:216)	at org.littleshoot.proxy.impl.ProxyConnection.channelRead0(ProxyConnection.java:587)	at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:292)	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:278)	at io.netty.handler.timeout.IdleStateHandler.channelRead(IdleStateHandler.java:266)	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:292)	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:278)	at io.netty.channel.ChannelInboundHandlerAdapter.channelRead(ChannelInboundHandlerAdapter.java:86)	at org.littleshoot.proxy.impl.ProxyConnection$ResponseReadMonitor.channelRead(ProxyConnection.java:738)	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:292)	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:278)	at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:277)	at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:264)	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:292)	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:278)	at io.netty.channel.ChannelInboundHandlerAdapter.channelRead(ChannelInboundHandlerAdapter.java:86)	at org.littleshoot.proxy.impl.ProxyConnection$BytesReadMonitor.channelRead(ProxyConnection.java:692)	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:292)	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:278)	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:962)	at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:131)	at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:528)	at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:485)	at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:399)	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:371)	at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:112)	at java.lang.Thread.run(Thread.java:745)