java.lang.ClassCastException

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  • java.lang.ClassCastException: java.lang.String cannot be cast to io.vertx.core.buffer.Buffer at io.vertx.core.http.impl.HttpServerResponseImpl.end(HttpServerResponseImpl.java:52) at java.lang.invoke.MethodHandle.invokeWithArguments(MethodHandle.java:627) at org.eclipse.golo.runtime.MethodInvocationSupport.fallback(MethodInvocationSupport.java:280) at webapp.__$$_sugar_closure_2(golox.golo:47) at java.lang.invoke.MethodHandleProxies$1.invoke(MethodHandleProxies.java:187) at com.sun.proxy.$Proxy4.handle(Unknown Source) at io.vertx.ext.web.impl.RouteImpl.handleContext(RouteImpl.java:221) at io.vertx.ext.web.impl.RoutingContextImplBase.iterateNext(RoutingContextImplBase.java:78) at io.vertx.ext.web.impl.RoutingContextImpl.next(RoutingContextImpl.java:93) at io.vertx.ext.web.handler.impl.BodyHandlerImpl$BHandler.doEnd(BodyHandlerImpl.java:155) at io.vertx.ext.web.handler.impl.BodyHandlerImpl$BHandler.end(BodyHandlerImpl.java:141) at io.vertx.ext.web.handler.impl.BodyHandlerImpl.lambda$handle$34(BodyHandlerImpl.java:61) at io.vertx.core.http.impl.HttpServerRequestImpl.handleEnd(HttpServerRequestImpl.java:406) at io.vertx.core.http.impl.ServerConnection.handleEnd(ServerConnection.java:286) at io.vertx.core.http.impl.ServerConnection.processMessage(ServerConnection.java:404) at io.vertx.core.http.impl.ServerConnection.handleMessage(ServerConnection.java:134) at io.vertx.core.http.impl.HttpServerImpl$ServerHandler.doMessageReceived(HttpServerImpl.java:514) at io.vertx.core.http.impl.HttpServerImpl$ServerHandler.doMessageReceived(HttpServerImpl.java:420) at io.vertx.core.http.impl.VertxHttpHandler.lambda$channelRead$18(VertxHttpHandler.java:80) at io.vertx.core.impl.ContextImpl.lambda$wrapTask$16(ContextImpl.java:333) at io.vertx.core.impl.ContextImpl.executeFromIO(ContextImpl.java:225) at io.vertx.core.http.impl.VertxHttpHandler.channelRead(VertxHttpHandler.java:80) at io.vertx.core.net.impl.VertxHandler.channelRead(VertxHandler.java:124) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:318) at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:304) at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:276) at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:263) at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:318) at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:304) at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:846) at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:131) at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511) at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468) at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382) at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354) at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:112) at java.lang.Thread.run(Thread.java:745)
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